Product introduction：
1：Diverse choices, customers choose their needs according to different needs
2: Wide range of applications
3: High safety performance
4: Simple to understand and easy to operate
5: Battery over-voltage protection
Product parameters：
2-Cell(2S) 8.4V version：
Input voltage: DC 3-6V (DC 3.7V 5V recommended)
Input current: 1A (1A version); 2A (2A version); 4A (4A version)
Charging voltage : 8.4V
Charging current : 0.55A(1A version);1.1A(2A version);2.2A(4A version)
3-Cell(3S) 12.6V version:
Input voltage: DC 3-6V (DC 3.7V 5V recommended)
Input current: 1A (1A version); 2A (2A version); 4A (4A version)
Charging voltage : 12.6V
Charge current: 0.37A (1A version); 0.74A (2A version); 1.48A (4A version)
4-Cell(4S) 16.8V version：
Input voltage: DC 3-6V (DC 3.7V 5V recommended)
Input current: 1A (1A version); 2A (2A version); 4A (4A version)
Charging voltage: 16.8V
Charge current: 0.28A (1A version); 0.56A (2A version); 1.12A (4A version)
Switching frequency up to 1MHz
Quasi-CV mode compensates for battery internal resistance voltage loss and alignment resistance cells
Automatic re-charging
Protection against voltage below input and battery short circuit
Good adaptability to input power, limited drive capability
Battery overvoltage protection
LED indicators: “CR” LED for charging status indicator
“OK” LED for full charge or constant voltage mode.
Operating ambient temperature -40℃ to +85℃
Dimensions 39mm x 18mm x 6.3mm
Weight: 5g
Product Applications：
PDA, MP3 player, MP4 player
Digital camera
Bluetooth applications
Game consoles
Notebook
Lithium Battery Lithium Battery 18650
Cell phone
Solar Charging
Audio Equipment
Portable devices
POS, electric fan
TYPE-C charging device
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