... Lithium Ion Battery Charger 2. fit to 1.2V / 1.5V / 3.7V batteries 3.18650,18500,18350,14500,17670, 16340.CR123 HG ... , li-ion battery charger2.Input:AC100-240/47-63hz3.Output:1.2v/750mA ; 4.2v/650mA4.Size: 71mm*19mm5.Weight ... but will now also charge Ni-MH and Ni-CD 1.2 volt batteries. Plugs directly into a wall outlet ... . Easy to use and operate. 750 ma output at 1.2 volts and 650 ma output at 4.2 volts ...