Rechargeable Lithium AA 1.5V Batteries 8-Pack Large Capacity 3500mWh Double A Support Low-Battery Detection for Devices with 4-Slot LCD Display.

Big-Time Battery Life: Highly efficient battery chip B5 supports the Hexa Detect module, which sends a reminder through the device when the battery level is close to 6% so that it could be replaced. Enhanced cells, and optimized charger equipped with Adaptive Protection module work together to boost battery life. Ideal 3,500 m Wh high-capacity lithium AA choice for gaming, outdoor, home and industy. Every which way, wherever you find yourself, the last thing you want to worry about is your battery. 85% Ultra-Fast Recharging in 2-Hours: Be ready for adventure in 2 hours with CZVVs AA Classic 2 rechargeable 1.5V batteries (100% in 2.5 hours). Just use a DC 5V 2A input recommanded 1.5V batteries charger like Model Q022/Q039/Q040/Q048 and start Ultra-Fast recharging. The incredibly fast M3 chip brings breakout performance to Charger for 1.5V AA/AAA Series. With a powerful MCU, its nearly 10% percent faster than the previous generation. You get incredibly smooth performance for rechar