The Nitecore UM2 Intelligent USB Charger is exactly that, intelligent. With a charging program specially optimized for IMR batteries, the UM2 can monitor the entire charging process, ensuring that the cut-off voltage is always within safe limits to maintain the lifespan of your cells. The UM2 will automatically selects between 3 charging modes (CC,CV, and -dV/dt) according to the type of battery and capacity. In addition, the UM2 Charger has manual charging settings unlike most other chargers, the charging parameters can be set manually to meet various charging needs.
Here is a quick list of the compatible cell types the Nitecore UM2 can charge: IMR / Li-ion / LiFePO4: 10440, 14500, 14650, 16500, 16340(RCR123), 16650,17350, 17500, 17650, 17670, 17700, 18350, 18490,18500, 18650, 18700, 20700, 21700, 22500, 22650,25500, 26500, 26650, 26700
Charger Features:
LCD Display Screen showing you the charged volume / charging time / charging current / battery voltage / charging mode / cut-off voltage / battery type
The charged volume can check the actual battery capacity
Compatible with Li-ion / IMR / Ni-MH / Ni-Cd / LiFePO4
Charging Voltage is selectable: 3.7V / 4.2V / 4.3V
Charging Current is selectable
Long press "V" to restore the OVER-DISCHARGED IMR Battery
Will activate OVER-DISCHARGED Li-ion Battery automatically
Will automatically go dim and save energy
Package Contents:
1x Nitecore UM2 USB Charger
1x Power Cord
1x Instructional Manual