Features: Input :AC100-240V/47-63HZ Output :DC3.6V/330mA Termination voltage:4.2V+-1% Red / Orange light when charging full of turns green auto stop charging. Compatible Li-Ion batteries(size 66mm x 18mm and Output:DC3.6V/3.7V) example: RCR123 10440 14500 16340 17335 17500 17670 18500 18650 Home/Travel Wall AC Multifunctional/Universal Battery Charger Automatically stops when charging is complete. Designed to charge your batteries quickly and safely. Wide range charging Voltage Specification: Original box: No Plugs: US Item size: 100 x 40 x 30mm Net weight: 45g Package weight: 54g Color: Black Packing content: 1 x AC wall charger