Nitecore UM4 USB Charger

Main Features:

• Intelligent USB four-slot charger
  Capable of charging 4 batteries simultaneously and controlling each slot independently.
• High-quality material
• Made from durable and fire-retardant PC material, durable and practical.
• Automatic detection function
• Compatible with Li-ion and Ni-MH / Ni-Cd batteries with automatic detection
• Automatic detection of battery power level and automatic selection of the appropriate voltage and charging mode ( LiFePO4 and 3.8V Li-ion batteries excluded )
• HD LCD display
  The energy-efficient LCD display for real-time charging information.
• Optimal heat dissipation design
• Automatic termination upon charging completion
• Reverse polarity protection and short circuit protection
• Over-discharged battery activation
• Li-ion battery restoration
• Overtime charging protection
• Automatic detection of battery internal resistance and display of battery health