Fast Charger for AA, AAA Batteries. Suitable for Batteries: 10440, 14500, 17670, 18650, 18700.

General description This fast charger is designed for charging AA and AAA batteries, as well as various lithium-ion batteries including 10440, 14500, 17670, 18650, and 18700. It features four slots, allowing you to charge 1 to 4 18650 lithium-ion rechargeable batteries simultaneously. Technical specifications Input: 110V-240V Output: 4.2V, 1000mA Other information Includes overcurrent and short circuit protection functions No need to turn off the power immediately after full charge Overcharge prevention function Plug with indicator light