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Contents [ hide
1 Features
2 Accessories
3 Specifications
4 Operating Instructions
5 Default Settings
6 Button Operations
7 Charging Voltage Settings
8 Charging Current Settings
9 QC Charging Mode
10 Anti-short Circuiting and Reverse Polarity
Protection
11 Over-Discharged IMR Battery Restoration
12 Overtime Charging Protection
13 Precautions
14 Disclaimer
15 Warranty Details
16 Safety Instruction for Lithium-ion Batteries
17 File Downloads
18 References
19 Related Manuals
Features
Intelligent USB Dual-Slot Charger
QC 2.0 input available
Capable of charging 2 batteries simultaneously and controlling each slot independently
Up to 1,500mA 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 (LiFePO4 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
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.
Accessories
USB Charging Cable
Specifications
Input: DC 5V/2A 9V/2A 18W (MAX)
Output: 4.35V±1% / 4.2V±1% / 3.7V±1% / 1.48V±1%
QC Mode: 1,500mA*2 (MAX)
Standard Mode:1,000mA*2 (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, AM, AMA, C, D
Dimensions: 152mm x73mmx4Omm (5.98″x2.87″x 1.57″)
Weight: 148.3g (5.23oz) (Charging cable not included)
Operating Instructions
Connect to a power source: connect the UM2 to an external power source (a USB adapter, a computer or other USB charging devices) via the
USB charging cable.
Insert batteries: The UM2 features 2 independently controlled charging slots. Insert batteries of supported types into each slot according to the
polarity marks on the slot. After battery installation, the UM2 begins charging and presents Charging Current, Battery Voltage, Charged Volume, and
Charging Time on the LCD screen.
Battery Inspection and Error Report: The UM2 has reverse polarity protection and anti-short circuit function. If there are batteries inserted with
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