The UM20 is the latest innovation from Nitecore. This universal Li-ion battery charger can charge two batteries and a USB device at the same time, with selectable chargin priority. This The smart system automatically applies the proper charging current and voltage based on the battery type and capacity. The environmently friendly design is certified by RoHS, CE, FCC and CEC.
Why choose this charger?
Next level charger: Nitecore D4 Universal Smart Charger
An mAh rating stands for milliamp per hour, which is how a battery's power capacity is measured.