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2S 3S 4S 1A 2A 3A 18650 Polymer Li-ion Battery Charger Step-Up Boost Module
2: Small size
3: a variety of options
4: Simple to use
5: stable performance
2S 8.4V version:
Input voltage: DC 3-6V (recommended DC 3.7V 5V)
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)
Input voltage: DC 3-6V (recommended DC 3.7V 5V)
Input current: 1A (1A version); 2A (2A version); 4A (4A version)
Charging voltage: 12.6V
Charging current: 0.37A (1A version); 0.74A (2A version); 1.48A (4A version)
Input voltage: DC 3-6V (recommended DC 3.7V 5V)
Input current: 1A (1A version); 2A (2A version); 4A (4A version)
Charging voltage: 16.8V
Charging current: 0.28A (1A version); 0.56A (2A version); 1.12A (4A version)
Quasi-CV Mode to Compensate for Voltage Loss on Battery Internal Resistance and Trace Resistance
Automatic recharge
Battery voltage below input and short-to-battery protection
Good adaptability to input power with limited drive capability
Battery overvoltage protection
''OK'' LED is fully charged or in constant voltage mode;
Working ambient temperature -40°C to +85°C
Weight: 5g
notebook
li-on lithium battery 18650
mobile phone
solar charging
Audio equipment
portable device
electric fan
TYPE-C charging equipment, etc.
1* Board
Am 18.04.22 hat der Verkäufer die folgenden Angaben hinzugefügt: