Output: 4.2V 500mA.
NEVER leave charging overnight, risks explosion!
Charges 3.6V 10430, 10440, 14500, 16340, 18350, 17670, 18500 and 18650 lithium batteries.
The version we sell includes an output adjustment switch on the side, so you can charge your batteries at 3.0V or 4.2V. If you're charge is set at 3.0V and you're charging a 3.6V battery and notice they aren't fully charging, you simply need to switch the setting to the 4.2V
Red LED light will be on as the batteries are charging, and green once they're charged. Also includes a 3ft. wall plug.