1 40mAh 3.6V Button Battery Packs 2 CE,UL,RoHS,REACH 3 Long cycle life>10years ... % per year No Item Specification1ModelNiMH 40mAh 3.6V Button Battery Packs 2Nominal Capacity40mAh 3Nominal Voltage3.6V 4 Size 23.0*23 ... ,Dynamo Flashlight,Remote Control,LED Lights,Emergency Lighting,Electronic Toy,Gift,Digital Products,Information Appliances,Automatic Alarm,Electronic Testing Equipment,Communication ...