{"product_id":"new-original-kc04xl-hstnn-ib8k-hstnn-db8p-battery-replacement-for-hp-envy-13-ah-13-aq-13-ag-laptop","title":"New Original KC04XL HSTNN‑IB8K HSTNN‑DB8P Battery Replacement for HP ENVY 13‑AH 13‑AQ 13‑AG Laptop","description":"\u003ch2\u003e\u003cspan\u003eNew Original KC04XL Battery for HP ENVY 13‑AH \/ 13‑AQ \/ 13‑AG – Restore Your Sleek Ultrabook’s All‑Day Battery Life\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-block-id=\"c877993f-bbb3-42c4-be74-c8cc06fa4f7a\" data-pm-slice=\"0 0 []\"\u003e\u003cstrong\u003eExact replacement for HP part numbers: KC04XL, HSTNN‑IB8K, HSTNN‑DB8P. Compatible with ENVY 13‑AH, 13‑AQ, 13‑AG series (and select 13‑AL models – check your original label).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-block-id=\"667647ee-2ec6-4b70-bb15-acdbf0357e62\"\u003eYou bought an HP ENVY 13 because it’s thin, light, and powerful. It fits in a bag, looks top-notch, and used to last all day in classes, meetings, or coffee shop work sessions. But after a couple of years, the battery doesn’t hold a charge like it used to. It dies when it hits 30%. It can drop from 60% to 10% in seconds. You might also see the trackpad getting stiff, which means the battery is swelling.\u003c\/p\u003e\n\u003cp data-block-id=\"efccc75c-92bd-4486-b907-2173607da646\"\u003eHP’s original KC04XL battery gave you 7–9 hours of real use when new. Now you’re lucky to get 3–4. You don’t need to pay HP’s $90+ price for a replacement. You don’t want a $25 generic. It could cause “battery not detected” errors, overheat, or even swell in six months.\u003c\/p\u003e\n\u003cp data-block-id=\"73f8e2ca-2d6d-45d5-aabf-650813e280bf\"\u003eThis new KC04XL battery offers OEM performance and safety—without the high cost.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eQuick Specs – What You’re Getting\u003c\/span\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eValue\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePart Numbers\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKC04XL, HSTNN‑IB8K, HSTNN‑DB8P\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHP ENVY 13‑AH (e.g., 13‑ah0051wm), 13‑AQ, 13‑AG (also some 13‑AL – check your original)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eReplace Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eKC04XL L08496-855 KC04053XL HSTNN-DB8P HSTNN-IB8K L08544-2B1 L08544-1C1 TPN-W133 TPN-W136.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKC04XL HSTNN-IB8K HSTNN-DB8P KC04053XL KCO4XL L08496-855 L08544-1C1 L08544-2B1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eFit for HP Envy X360 13-AG000 13z-AG000 13-AR000 13-AH000 13-AQ000 13t-AQ000 13M-AQ000 Series: 13-ah0051wm 13-ag0001la 13-AR0501SA 13-aq0044nr 13-ah1025cl 13-AQ0005NR 13-ag0006AU 13-ag0007AU 13-ag0047AU 13-ar0000AU 13-ar0097AU 13-ay0056AU 13-ah001la Notebook.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003efor HP Envy 13 AH Series:\u003cbr\u003eAH0001NK, AG0005NG, AH0000, AH1005TX, AH1005TX(5HS52PA), AH1006TX, AH1006TX(5HS55PA),\u003cbr\u003eAH0000TX, AH0001NG, AH0001NK, AH0002NE, AH0003NA, AH0004NG, AH0004TU, AH0005NG, AH0005TU,\u003cbr\u003eAH0006NG, AH0006NM, AH0006TU, AH0007TU, AH0008TU, AH0009TU, AH0010TX, AH0011TX, AH0012TX,\u003cbr\u003eAH0013TX, AH0014TX, AH0015TX, AH0016TX, AH0019TX, AH0022TX, AH0025TX, AH0029TU, AH0032TX,\u003cbr\u003eAH0039TX, AH0075NR, AH0301NG, AH1002TU, AH1002TU(5HS49PA), AH1002TX, AH1002TX(5HS57PA), AH1003TU,\u003cbr\u003eAH1003TU(5HS39PA), AH1004TU, AH1004TU(5HS42PA), AH1004TX, AH1004TX(5HS48PA), AH1005TU, AH1005TU(5HS44PA).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003efor HP Envy x360 AG Series:\u003cbr\u003e13 AG0001NK, 13-AG0000, 13-AG0000AU, 13-AG0001NG, 13-AG0001NK, 13-AG0002NA, 13-AG0002NS, 13-AG0003NG,\u003cbr\u003e13-AG0004NG, 13-AG0005NG, 13-AG0007AU, 13-AG0011AU, 13-AG0012AU, 13-AG0014AU, 13-AG0016NB, 13-AG0018AU,\u003cbr\u003e13-AG0023AU, 13-AG0140ND, 13-AG0500ND, 13-AG0801NO.\u003cbr\u003efor HP Envy X360 13-AR Series:\u003cbr\u003e13-AR0000AU 13-AR0097AU\u003cbr\u003efor HP Envy 13-AQ Series:\u003cbr\u003e13-AQ1013TX 13-AQ1013TU 13-AQ1014TX 13-AQ1012TU 13-AQ1026TU 13-AQ0016TU(6QT34PA) 13-AQ0008TX(6QT37PA) 13-AQ0011TX(6QT48PA)\u003cbr\u003e13-AQ0012TU(6QT51PA) 13-AQ0010TX(6QT28PA) 13-AQ0007TX(6QT43PA) 13-AQ0013TU(6QT44PA) 13-AQ0010TU(6QT39PA) 13-AQ0006TX(6QT33PA)\u003cbr\u003e13-AQ0005TX(6QT40PA) 13-AQ0014TU(6QT45PA) 13-AQ0011TU(6QT41PA) 13-AQ0015TU(6QT42PA) 13-AQ0009TX(6QT50PA)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTypical Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e53.2 Wh (watt‑hours, depending on revision)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15.4 V nominal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCells\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3‑cell (high‑density)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eChemistry\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLithium‑ion\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSafety Features\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOver‑charge, over‑discharge, short‑circuit protection, temperature monitoring\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eA healthy KC04XL battery restores your ENVY 13 to its original runtime: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7–9 hours\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of typical use (web browsing, Office, streaming) and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e5–6 hours\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e under heavier loads (video calls, light editing).\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eOEM vs. New Original Spec vs. Cheap Generic – What’s the Real Difference?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eNot every battery that fits your ENVY 13 is safe or reliable. Here’s how the three options compare.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eFactor\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eOEM (HP)\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003e\u003cspan\u003eOur New Original Spec (KC04XL)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eCheap Generic\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCell Quality\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOriginal LG \/ Murata \/ ATL\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSame OEM‑grade cells\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUnknown, often recycled or low‑grade\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eTrue Capacity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e51–53Wh\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSame as OEM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOften 30–40Wh (overstated)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eProtection Circuit\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFull PCM with temp sensor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eFull PCM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMinimal – risk of swelling or fire\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eBIOS Communication\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAccurate fuel gauge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eAccurate – Windows shows correct %\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMay show wrong % or “battery not detected”\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePhysical Fit\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePerfect\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePerfect, same mold\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLoose or too tight; weak connector\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eCharging Behavior\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports HP Fast Charge\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eSupports HP Fast Charge\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSlow, overheats, or stops early\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eLongevity\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400–500 cycles\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e400–500 cycles\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eOften fails within 6–12 months\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003ePrice\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e$80–110\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e$35–65\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e$20–30\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 year\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan\u003e12 months\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30 days or none\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cblockquote\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eImportant for ENVY 13 owners\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe ENVY 13 is a thin, sealed aluminum chassis. A cheap generic battery can swell, pushing against the touchpad or even cracking the metal case. Our new original spec battery uses the same safety circuits and precise dimensions as HP’s original – no swelling, no fit issues.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003e3 Signs Your ENVY 13 Needs a New KC04XL Battery\u003c\/span\u003e\u003c\/h2\u003e\n\u003col start=\"1\"\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eShuts down at 20–30%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – You unplug the charger, and within minutes the screen goes black, even though Windows said you had plenty left.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eErratic percentage jumps\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Drops from 60% to 5% instantly, or stays at 99% for an hour then dies.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePhysical swelling\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – The touchpad becomes hard to click, the bottom case bulges, or the laptop no longer sits flat. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eReplace immediately\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – a swollen battery is a fire risk and can damage your keyboard, trackpad, and motherboard.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIf your ENVY 13 is more than 2–3 years old and showing any of these signs, replace the battery now. It’s far cheaper than buying a new ultrabook.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose Our New Original Spec KC04XL Battery?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFresh cells\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Manufactured within the last 6 months. Date printed on label. No degraded shelf inventory.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eExact fit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Same dimensions and connector as HP original. No modifications needed.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHP Fast Charge compatible\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Charges to 50% in about 30 minutes with a genuine HP USB‑C charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFull safety certification\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – CE, RoHS, UN38.3 (air transport safe).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12‑month warranty\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – If it fails within 12 months, we send a free replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYou don’t need to overpay HP. But you also shouldn’t trust a no‑name battery that might damage your premium laptop. Our new original spec KC04XL gives you factory quality at a fair price.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions (FAQ)\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Will this battery work with my HP ENVY 13‑AH, 13‑AQ, or 13‑AG?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KC04XL is the official replacement battery for these series. Check your current battery label – if it says KC04XL, HSTNN‑IB8K, or HSTNN‑DB8P, this is the direct replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Can I install this battery myself?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYes, but it requires opening the laptop.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The ENVY 13 has a removable bottom cover (Phillips screws and sometimes Torx). The battery is held by a few screws and a ribbon cable connector. If you’re comfortable with small electronics repair, follow a YouTube guide (search “HP ENVY 13 battery replacement”). If not, any local repair shop can do it in 15–20 minutes. We include a screwdriver and spudger with every battery.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: How long does a full charge last after replacement?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003e7–9 hours\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of typical use (web, Office, streaming). Heavy tasks (video calls, light editing) reduce to 5–6 hours. You’ll get back to the original runtime when the laptop was new.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Does this battery support HP Fast Charge?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e When used with a genuine HP 45W or 65W USB‑C charger, it will charge to about 50% in 30 minutes. Your laptop must support Fast Charge (most ENVY 13 models do).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Is this battery safe for air travel?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e At under 100Wh, it’s allowed in carry‑on luggage per FAA and IATA rules. Always keep spare batteries in carry‑on, never checked, and protect terminals from shorting (use original packaging or tape).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: What if my laptop doesn’t recognize the battery?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eFirst, plug in the charger and let it charge for 2 hours. Then restart. If still not recognized, check that the cable is fully seated. In rare cases, a BIOS update (available from HP Support) resets the battery controller. If none works, contact us for a replacement under warranty.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Will this battery work if my ENVY 13 originally had a different part number (e.g., KC06XL)?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KC04XL is a specific battery for the 13‑AH\/AQ\/AG series. If your laptop uses KC06XL (larger capacity, different shape), this will not fit. Always check your original battery label before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eQ: Do you offer discounts for multiple batteries?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e For orders of 5+ batteries, contact us for a quote. We work with IT departments, repair centers, and schools.\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cspan\u003eReady to Bring Your HP ENVY 13 Back to Ultraportable Freedom?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDon’t let a dead or swollen battery ruin your sleek, lightweight ENVY. This \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enew original spec KC04XL replacement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e restores original battery life and safety – at a price that makes replacing an aging battery an easy decision.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eClick ‘Add to Cart’ – and get back to working, streaming, and creating anywhere, not just near an outlet.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"ACCESSORIES-MALL","offers":[{"title":"Default Title","offer_id":48237428211812,"sku":"KC04XL","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8957\/3220\/files\/81d92396664e02cef9187a7ef6c43bc.jpg?v=1775892462","url":"https:\/\/accessories-mall.com\/products\/new-original-kc04xl-hstnn-ib8k-hstnn-db8p-battery-replacement-for-hp-envy-13-ah-13-aq-13-ag-laptop","provider":"ACCESSORIES-MALL","version":"1.0","type":"link"}