The Panasonic eneloop Pro charger with (8) AA and (2) AAA batteries & Case set takes the guess out out of recharging. A perfect choice for DSLR flash units, game controllers and other devices. They will also perform well in conventional devices that require AA and AAA batteries. They can recharge up to 500 times and perform well at extreme low temperatures, down to -4° F (-20° C). This set includes 8x AA batteries, 2x AAA batteries, a charger and a case.