is_customized : YesModel Number : CR2450Size : 24.5*5.0mmNominal Capacity : 550mAhBattery Type : Li-ionNominal Voltage : 3VCertification : CERechargeable : NoShelf life : 5 yearsUsed For1 : camcorders, PDAs, remote controlUsed For2 : clocks, watches, computers, gamesUsed For3 : toys, calculators, laser pointers