Powerextra 2 Pcs Replacement Sony NP-FM500H Battery and Travel Charger Compatible With Sony Alpha SLT-A57, A58, A65V, A77V, A99V, A77V, A77II, A350, A450, A500, A550, A700, A850, A900, CLM-V55 Battery Type: Li-ion / Voltage:7.4V / Capacity:2200mAh Charging at any time will have no effect on the battery Includes 2 batteries and 1 charger power for your Sony NP-FM500H, CLM-V55, Alpha DSLR SLT-A57 Camera (Value, Dependability, Quality) Ships Directly from California US delivered FAST Products come with our Powerextra is 30 days money back,and 24 Hours friendly customer service!