【3800mWh High Capacity & Long-Lasting Performance】Rechargeable AA lithium batteries deliver 3800mWh of power, providing longer runtime than standard Ni-MH or alkaline batteries. Perfect for high-drain devices like digital cameras, flashlights, and gaming controllers.CHICNOD AA Lithium-ion Battery constantly output of 1.5V Stable Voltage, it winter resistant, can works in extremely temperature range from -86℉ to 131℉ which suitable for outdoors like blink Video doorbell,blink outdoor camera or other brand security or trail camera. The Lifespan of this double A batteries is long. 【Fast USB-C Charging & Reusable】Equipped with a USB-C charging cable, lithium aa batteries charge quickly and conveniently. Each battery can be recharged up to 1600 times, saving you money and reducing waste compared to disposable batteries. This lithium ion comes with a integrated charger case which give you a 2.5H fast charging for the battery. The charge slot is independent, you can charge 1-4 battery according to your need. The charging case is also a storage case to put the batteries in. The compact size is very portable to take out for both business and travel. Avoiding to find the batteries in your bag. 【Stable 1.5V Output】Unlike Ni-MH batteries, these lithium AA batteries can maintain a stable 1.5V voltage output throughout the entire process, ensuring consistent device performance and effectively avoiding device performance instability caused by voltage fluctuations. Even when the battery level drops to 1.1V, a timely low battery transition warning will be issued, reminding you to prepare in advance for battery replacement and ensuring the uninterrupted operation of the device, safeguarding your user experience. 【Broad Compatibility & Diverse Applications】Rechargeable aa battery lithium with charger have excellent compatibility and can perfectly fit various common devices such as digital cameras, fun toys, wireless keyboards and mice, and emergency equipment. Whether in daily family life, office use, or outdoor adventure activities, they can be a reliable power source for your devices, easily meeting the power needs in diverse scenarios and providing comprehensive power support for your life and work. 【Lightweight & Eco-Friendly】Compared to traditional Ni-MH batteries, these batteries are 30% lighter. Their extremely lightweight design is specifically tailored for portable devices, making them effortless to carry. Meanwhile, with up to 1600 charging cycles, battery waste is greatly reduced. While contributing to environmental protection, they also save you a significant amount of battery replacement costs, truly achieving a win-win situation for both economy and the environment. Upgrade to Smarter Power with Our USB C Rechargeable AA Lithium Batteries. Are you tired of constantly replacing disposable batteries? Say hello to our USB C Rechargeable AA Lithium Batteries – the ultimate power solution for your home, office, and outdoor adventures. With 3800mWh high capacity, Type-C fast charging, and a smart charger case, these batteries are designed to make your life easier, more efficient, and eco-friendly.Why Choose Our Rechargeable AA Lithium Batteries? 1. High Capacity & Long-Lasting Performance 3800mWh High Capacity: Perfect for high-drain devices like cameras, flashlights, and toys, these batteries provide extended runtime, so you can focus on what matters most. 1200+ Recharge Cycles: Save money in the long run with batteries that support over 1200 recharge cycles – a cost-effective alternative to disposable batteries.