1 Rechargeable Button cell 2 CE,UL,RoHS,REACH 3 1.2V ... 10years 5 Warranty:12months No Item Specification1ModelNiMH Rechargeable Button Cell 2Nominal Capacity40mAh 3Nominal Voltage1.2V 4 Size 11.5 ... Charge Time15hours6Rapid Charge Time1.2hours Features:Super high capacity, Low internal resistance,Excellent operating output,Long cycle life, SafetyNo ... ,Wireless Phone and etc. NiMH rechargeable button cell