1.5V Constant Voltage Output: 3400mWh high capacity rechargeable AA batteries has long-lasting, continuous constant voltage output. Very suitable for some high-power devices such as Floodlight Toys, home appliances, microphones, etc.
1000+ Charging Cycles: Compared with disposable batteries, rechargeable lithium batteries are more in line with modern battery solutions, helping you reduce electronic waste, save money and save time.
Safety Design: D cell rechargeable lithium batteries has built-in multiple safety protection systems, including overcharge, over-discharge, short circuit and overheating protection, ensuring safety during charging and use.
Portable USB-C Charging Port: The included 2 2-in-1 cables are suitable for PC/plug/mobile power/car charger or 2.0A/3.0A adapter various charging interface inputs, which can very conveniently charge 4 rechargeable lithium batteries at a time.
- LED indicator provided: Green flashing for charging, steady green for charging progress.
- Utilizes advanced lithium charging tech for full battery charge within 2 hours, minimizing wait time.