NOTE: This link only has the battery, but this battery requires a special charger! This battery is a new generation 1.5V constant voltage rechargeable AA lithium-ion battery. Most universal chargers on the market that can be used for NiMH and 3v-3.7v lithium-ion batteries are not suitable. It is recommended to buy a set. Widely used: This AA lithium battery up to 3A current, which can be better applied to high current devices, fit for game controller, outdoor camera, motorized toys, remote controls, smart home devices, microphone, medical devices etc. (Not applicable to camera flashes) Stable output: Kratax 1.5v rechargeable AA battery provide an approximately equal and stable voltage to the device until it runs out of power, the fully intelligent control IC chip makes it more reliable to use. The cycle time is more than 1600 times, one AA lithium battery is equivalent to 1600 disposable batteries. Multi-Protection: Intelligent control of the entire charging process, built-in pr