The Panasonic AAA rechargeable batteries utilize Eneloop Pro technology, delivering 950mAh of long lasting performance for high power applications. Pro batteries are the perfect choice for powering high current consuming devices such as cordless phones, LED flashlights, photo strobe flash units, wireless keyboards/ mice, game controllers, radio controlled toys and thousands of other battery operated products. Eneloop Pro batteries are engineered to excel in extreme conditions where high power performance is needed. These Nickel metal hydride batteries retain up to 85% of their capacity even after one full year of storage. Unlike regular alkaline batteries which can only be used once the Pro batteries can be recharged up to 500 times. They are pre-charged at the factory using solar power and can be used immediately out of the package. Eneloop Pro batteries deliver reliable, high power battery performance when, and where, you need it most!. this product is manufactured in Japan.