Nitecore UMS4 3A USB 4 Slot Quick Charger

Read the manual here

Features:

• Intelligent USB Four-Slot Superb Charger
• QC 2.0 input available
• Capable of charging 4 batteries simultaneously while controlling each slot independently
• Up to 3,000mA charging speed in a single slot
• 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 (LiFeP04 and 3.8V Li-ion batteries excluded)
• Automatic selection between 3 charging modes (CC, CV and -dV/dt)
• Energy-efficient LCD display for real-time charging information
• Capable of manually selecting the charging cut-off voltage and the charging current
• Automatic detection of large/small capacity batteries and automatic selection of appropriate charging current
• 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
• Made from durable and fire-retardant PC materials
• Optimal heat dissipation design
• Certified by RoHS, CE, FCC and CEC
• Insured worldwide by Ping An Insurance (Group) Company of China, Ltd.

Input:
DC 5V/2A 12V/1.5A
18W (MAX)

Output voltage:
4.35V±1% / 4.2V±1% / 3.7V±1% / 1.48V±1%

Output current:
QC Mode: 3,000mA*1 (MAX) 2,000mA*2 (MAX) 1,000mA*4 (MAX)
Standard Mode: 2,000mA*1 (MAX) 1,000mA*2 (MAX) 500mA*4 (MAX)

Compatible with:
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
Ni-MH/Ni-Cd: AA, AAA, AAAA, C, D