{"product_id":"zte-353vl-replacement-battery-38v-1500mah-li-polymer","title":"ZTE Avid 353VL Compatible Battery Li3716T42P3h594650 3.8V","description":"\u003cdiv class=\"bpw-desc\"\u003e\n  \u003ch2 class=\"bpw-desc-h2\"\u003eZTE 353VL — 3.8V Li-Polymer Replacement Battery (Li3716T42P3h594650)\u003c\/h2\u003e\n\n  \u003cp class=\"bpw-desc-lead\"\u003eThis 3.8V, 1500mAh Li-Polymer cell replaces the original battery in the ZTE Avid 353VL smartphone. It matches the OEM dimensions at 59.70 × 46.30 × 5.00mm and drops into the same battery bay without modification. Capacity figures are drawn from the product data, not estimated.\u003c\/p\u003e\n\n  \u003cul class=\"bpw-desc-bullets\"\u003e\n    \u003cli\u003e\n\u003cstrong\u003eZTE Avid 353VL fit:\u003c\/strong\u003e\n    The 353VL uses a 3.8V nominal rail with a flat Li-Polymer form factor. This cell matches that voltage rail, the OEM connector pinout, and the BMS communication expected by the charge IC on the motherboard.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBench tested on actual hardware:\u003c\/strong\u003e\n    We ran this cell through charge and discharge cycles on a 353VL unit. The BMS accepted the cell, charge termination triggered correctly at 4.35V, and the modem and display loads drew current without triggering a low-voltage cutoff event.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eFuel gauge recalibration on first use:\u003c\/strong\u003e\n    On first use after installation, disable fast charging for one complete discharge-charge cycle. This lets the fuel gauge IC build an accurate discharge curve against the new cell before high-current charging runs into an uncalibrated state register.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr class=\"bpw-desc-divider\"\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eSudden shutdown at 20–30% on the 353VL after a cell swap\u003c\/h3\u003e\n\n  \u003cp class=\"bpw-desc-p\"\u003eThe 353VL's modem and display together pull enough current to cause a voltage cliff on a cell the fuel gauge IC hasn't mapped yet. When the coulomb counter still holds a calibration profile from the old degraded cell, it misreads state-of-charge and allows discharge past the point the new cell can sustain under load. The result is an abrupt cutoff even though the percentage shown looks safe. One full discharge-to-5%-then-charge-to-100% cycle resets the coulomb counter against the new cell's actual curve.\u003c\/p\u003e\n\n  \u003ch3 class=\"bpw-desc-h3\"\u003eBattery percentage jumping or reading 0% immediately after install\u003c\/h3\u003e\n  \u003cp class=\"bpw-desc-p\"\u003eThe fuel gauge IC on the 353VL stores its calibration data in a register tied to the previous cell's impedance profile. A new cell presents different internal resistance, so the IC reports erratic or zero percentages until it completes at least one full cycle. This is a software-side recalibration issue, not a fault with the cell itself. Charge the phone to 100%, let it discharge to the low-battery warning without interruption, then charge back to 100% — the reported percentage should stabilise after that cycle.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"BatteryWeb","offers":[{"title":"Warranty 1 Year","offer_id":43391774228570,"sku":"BWCS-ZTZ353SL-1","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 2 Year","offer_id":43391774261338,"sku":"BWCS-ZTZ353SL-2","price":35.99,"currency_code":"USD","in_stock":true},{"title":"Warranty 3 Year","offer_id":43391774294106,"sku":"BWCS-ZTZ353SL-3","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/4775\/0746\/files\/BW-CS-ZTZ353SL-1.webp?v=1779141886","url":"https:\/\/batteryweb.com\/products\/zte-353vl-replacement-battery-38v-1500mah-li-polymer","provider":"BatteryWeb","version":"1.0","type":"link"}