1 40mAh 3.6V Button Battery Packs 2 CE,UL,RoHS,REACH 3 Long cycle life> ... Low shelf-discharge<1% per year No Item Specification1ModelNiMH 40mAh 3.6V Button Battery Packs 2Nominal Capacity40mAh 3Nominal Voltage3.6V 4 Size 23 ... ,Electronic Testing Equipment,Communication Equipment,Wireless Phone and etc. NiMH 40mAh 3.6V Button Battery Packs