Cheap Xiaomi BN49 Li-ion Cell Phone battery, Brand New BN49 replacement battery for Xiaomi Redmi 7A
4000mAh 3.85V/4.4V Xiaomi BN49 Batteries for Xiaomi Redmi 7A, Xiaomi BN49 Cell Phone battery is a brand new,100% Compatible original and replacement Laptop battery,Purchase wholesale and retail BN49 with high quality and low price! BN49 Battery xiaomi Li-ion 3.85V/4.4V 4000mAh Specifications Brand: XIAOMI Capacity :4000mAh Voltage :3.85V/4.4V Type :Li-ion Battery Cell Quality: Grade A Descriptive: Replacement Battery - 1 Year Warranty Description: Brand New, 1 Year Warranty! 30-Days Money Back! Fast Shipping! How we test this Xiaomi BN49 Battery Li-ion 3.85V/4.4V 4000mAh Step 1: Make sure customer bought the correct battery. Step 2: Check battery's appearance and interface. Step 3: Test battery charger and recharger function. Step 4: Charger the battery to 100% and recharger to 0% to get real battery capacity Step 5: Use Ev2300 to check the voltage difference of each goroup cells. Step 6: Charger battery power more than 30%. Step 7: Packag...