rechargeable battery Shenzhen Thumbcells Co., Ltd. is a subsidiary of Thumb ... carbon, alkaline batteries, 9V (6F/22) batteries, rechargeable batteries and various kinds of battery welding, packing and assemblies. Our products have such ... are widely applied to wristwatches, computers, music cards, electronic toys, cameras, medical instruments, shoes lamps, thief alarms, remote controls and ...