NiMH AAA 600mAh 1.2V rechargeable batteries,Height 1.69inch,Diameter 0.39inch,Package included:8 x solar aaa 600mah ni-mh 1.2v batteries These aaa rechargeable batteries 8 pack can be charged via solar or standard charging units.Using a fast charger is a better choice since it has a large capacity. Our ni-mh aaa 600mah 1.2v rechargeable battery for solar lights can be widely used for solar lights and universal household devices,battery string lights,toys,TV remote,flashlight,wireless mouses,portable audio players, game controllers,smart home devices,digital cameras,and other everyday electronics. Install solar light batteries in the morning and allow them to charge throughout the day.Please use up the power each time, then recharge it or it will affect its capacity and lifetime Please pay attention:The size is AAA not AA ,you can tell the different size from the picture Features:1.2-volt 600mAh AAA Ni-MH rechargeable batteriesPower life up to 25 monthsDimension: Height 1.69inch,Diameter 0.39inchRapidly charging and reliable service lifeApplication:Solar Powered Units / Ac Remote,Tv Remote Cordless PhoneNote:The AA battery is different from AAA battery,AA is longer than AAA,please select the right one for your devices according to your requirement.