Higher Capacity1500 mAh nimh rechargeable AA batteries can be used longer after being fully charged, no need to replace them frequently compared to disposable batteries, saving your time and convenient to use Higher Performance 1.2V AA nickel-metal hydride batteries can be recharged up to 1,000 times in a cycle, while the voltage is more stable, providing you with a reliable power supply for daily use and emergencies. More UsesPerfect for outdoor solar lights like garden lights, landscape lights, lawn lights, as well as other household devices like keyboards, remotes, electronic toys, flashlights, wireless mouses, portable audio players, digital cameras, shavers, smoke alarms, clocks, calculators and more More Environmentally FriendlyNo harmful metal pollutants such as Chromium, Mercury and Lead, which can be safely used even by children. NiCkel Metal Hydride batteries use environmental protection material to prevent metal pollution. More secureEach battery is double-