1.5V High Power AA Lithium Batteries: Revolutionary technology makes batteries larger in capacity, longer lasting,more powerful in output,ideal for high power products.Such as Xbox, blink(some models unsuitable),digital camera,toys,not compatible with smoke detectors 2500 Cycle Life 0V Activation:Rechargeable aa batteries can be charged up to 2500 times, with no memory effect and low discharge rate, saving you a lot of money. Even if the battery is out of power and the voltage is 0V, the charger can directly activate the refresh battery for charging High-tech Charging Storage Box: The stylish and beautiful box design integrates storage and charging. The lithium batteries can be placed inside when not in use,saving a lot of space,very portable.Note:Our charger & lithium battery can only be used together and are not compatible with other brands Smart LED Display: The light flashes green to indicate charging, steady light indicate fully charged.Steady red light indicates adapter incompatible/cable damaged/temperature too high,low.Flashing red light indicates the battery cannot be charged, or the charging is overcurrent, overvoltage,undervoltage 3H Fast Charging Type C Input Design: Type C charging port is suitable for all kinds of interface input, you can charger it with PC/Plug/Power Bank/Car charger,3H fast charging requires 5V3A power supply Battery Compatibility: Battery is not compatible with smoke detectors & doorbells camera.Suitable for solar lights, remote control car, flashlight,recorder,wii.If the battery power is consumed quickly or charger light is red,please contact us to solve the problem 【Rechargeable Lithium AA】1.5V Rechargeable Lithium AA Batteries has constant voltage output, Ideal for high power consuming devices. Highly Recommended for XboxX controller, Bilink camera, video doorbell motorized toys, smart home devices, microphone etc. 【Integrated Charing Storage Box】2 in 1 function with charging and storage, compact and stylish design leads a new trend. Not only convenient for home storage and indoor use, but also for in backpack storage and outdoor use as your pleasure. 【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. All AA Batteries can in 4 hours in Static Green fully charged state. 【0V Reactived Refresh】 Low-voltage battery can be activated. Even if the battery voltage is 0V, the charger can activate and refresh it. Even after 5 years of storage, the battery can maintain 100% performance by one time charing. 【Type C Input Design】Type C charging port is suitable for all kinds of interface input, and its good compatibility enables various power adapters. You can charger it with PC/Plug/Power Bank/Car charger, or with 1.0A/2.0A/3.0A adapters.