Description Compact automatic dual USB charger, charging current 800 mA, individual slot control. When charging exhausted Battery (up to 2.9 V), the UI2 automatically switches to a more gentle charging current of 100 mA in order to extend the battery’s life. Suitable for rechargeable Li-Ion and IMR Battery with a nominal capacity of 3.7V in various formats from 16340 to 18650 to the very large 20700, 21700 or 26650 formats. Not suitable for rechargeable NiCd or NiMh Battery. Status indicator with colored LEDs.
