NIMH 1.2v 2300mAh Shenzhen Thumbcells Co.,Ltd.is a subsiduary of Thumb ... /27V) combination button cell,green cylindrical type (AA, AAA) carbon, alkaline battery, 9V (6F/22) battery, rechargeable battery and various kind of battery’s welding,packing ... ,we have successfully manufactured environmentally friendly button cell,which contains mercury of less than 5/1,000,000.As it is perfectly ...