【1.5V Constant Voltage】Lithium AA batteries are designed to provide a stable and reliable 1.5V constant voltage output throughout their entire lifespan.This ensures that your devices receive the optimal power they need to operate efficiently and effectively.
【3600mWh High Power】UseNiy 3600mWh rechargeable lithium AA batteries are designed for high-drain devices, providing longer usage time between charges. Highly Recommended for game controller, video doorbell, camera, motorized toys, smart home devices, microphone etc.
【Up to 2000 Cycle Life】UseNiy AA lithium batteries support a large number of charge and discharge cycles, with a lifespan of over 1600 times, reducing disposable battery waste. Superior performance compared to alkaline AA batteries and Ni-MH AA batteries.
【Integrated Charging and Storage】2 in 1 function with charging and storage, compact and stylish design leads a new trend. The flip cover can protect the battery from wear and loss, and the ultra-thin integrated charging and storage design is conducive to portability.
【Smart LED Display】The LED light displays charging status. Flashing Green indicates charging, Static Green indicated fully charged, Red indicates error battery or temperature state. Every 4 AA Batteries can in 3 hours in Static Green fully charged state.