The Nitecore UM20 is compact, fully automated with a clear digital display of detail charging status, and charges many different type of Lithium-Ion rechargeable batteries.

Features:
• High definition LCD displays real time charging status
• Automatically stop charging when complete
• Reverse polarity protection
• Apply the proper charging current and voltage based on the battery type and capacity.
• USB output port to charge your mobile phones or tablets
• Prioritize either the battery charger or USB output port based on your selection.
• Selects charging current based on battery capacity
• Rear USB cable winder that keeps your charger compact and organized
• Enables data transfer via USB
• Optimized charging for IMR batteries
• Ultra-safe with optimal heat dissipation and fire retardant materials
• Environmently friendly certified by RoHS, CE, FCC and CEC