Rechargeable AA lithium batteries with charger, 8-pack high-capacity, long-lasting 1.5V AA batteries, with charging and storage case, for flashlights, remote controls, and blinking video doorbells. 【Smart LED Display】The LED indicator shows the charging status. Flashing green: charging; solid green: fully charged; red: battery or temperature issue. All AA/AAA batteries are fully charged in 2.5 hours (green indicator). 【USB-C Input】The USB-C charging port is compatible with all types of input interfaces and allows the use of various power adapters. You can charge it via a computer, wall outlet, power bank, car charger, or 5V/3A adapter. 【Built-in Charging and Storage Case】2-in-1 function with charging and storage, compact and stylish, setting a new trend. Convenient for home and indoor use, it also easily fits into a backpack for outdoor use. 【Note】: Due to differences in battery size between different brands, if charging is not possible, gently press the charger's charging cover to ensure proper battery function.