The TrustFire all-in-one charger can charge several sizes of batteries, such as 4.2V 10430, 10440, 14500, 16340, 17670, 18650, and CR123A lithium batteries. With this charger, you can save a lot of money using to buy battery. Via using the rechargeable battery and charger, you make a great contribution to the environment. This battery charger is necessary for you. - Two individual charging channels with dedicated LED status indicator for each channel (that means you can mix charge batteries of different capacity and charge level) - Charges one or two batteries at a time, at your choice - Works worldwide (AC 100~240V) - 500mA charging current - Charges 4.2V 10430, 10440, 14500, 16340, 17670, 18650, and CR123A lithium batteries (battery not included) - Power cord included (in US plug format) Dimensions: 5.2 in x 2.36 in x 1.18 in Weight: 5.54 oz