7.4V 2000mAh batteries pack UL, CE, ROHS, FCC Warranty:18months Cycle life:500 times ... :7.4v 2000mah rechargeable li ion polymer battery packUL,CE, ROHS, FCCquality:18 months warrantyCycle life:500 timesODM/ ... Portable Devices: GPS, PDA, E-book, PMP, PSP, portable medical device etc.4. Illuminate Devices: miner lamp, searchlight.Mini printer.5 ... battery pack,7.4V 2AH for comsumer electronic device