Revolutionize your power needs with Powerology USB-C Rechargeable Lithium Batteries, combining modern charging convenience with traditional battery compatibility. Available in both AA 2200mAh and AAA 650mAh capacities, these innovative batteries charge directly via the included USB-C cable, eliminating the need for bulky charging stations or separate chargers. The high-capacity lithium cells deliver consistent power output and can be recharged hundreds of times, making them a cost-effective and environmentally friendly alternative to disposable batteries. Perfect for wireless mice, keyboards, remote controls, gaming controllers, flashlights, toys, and countless household devices. The built-in USB-C ports allow individual charging, so you can recharge any battery whenever needed without waiting for a complete set.