... in manufacturing and developing high quality Camra Battery, Camcorder Battery, Laptop Battery, Camera Battery Charger, Camera Battery Grip, Laptop Adapter, Power Bank, ... inquiry! Oem and Odm order is welcomed.This Battery Specs:Battery Type: Li-ionBattery Capacity: 5200mAhBattery Voltage: 11. ... , 4720s,Compaq 320,321,325,326,420,421,620,621Advantages and Features: Grade A Li-ion battery cell, ...