2S 3S 4S Type-C to 8.4V 12.6V 16.8V Step Up Boost Converter Inverter 18650 Lihtium Lo Polymer Li-ion Battery Charger Board

2S 3S 4S Type-C to 8.4V 12.6V 16.8V Step Up Booster Converter Inverter 18650 Lihtium Lo Polymer Li-ion Battery Charger Board Descrtion: 1: Diverse choices, customers can choose what they need according to different needs 2: Widely used 3: High safety performance 4: Simple and easy to understand and operate 5: Battery overvoltage protection Parameter: 2-Cell(2S) 8.4V Version: Input voltage : DC 3-6V(Recommend 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) 3-Cell(3S) 12.6V Version: Input voltage : DC 3-6V(Recommend 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) 4-Cell(4S) 16.8V Version: Input voltage : DC 3-6V(Recommend 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) Feature: Switching Frequency up to 1MHz Quasi-CV mode to Compensate for the Voltage Lo on Battery Internal Resistance and Trace Resistance Automatic Recharge Protection for Battery Voltage Being Low than Input and Short Battery Good adaptability to Input Supply with Limited Driving Capability Battery Overvoltage Protection Led indicator : ''CR'' LED is charge status indicator ''OK'' LED is fully charged OR Constant voltage mode; Operating Ambient Temperature－40℃ to ＋85℃ Size 39mm x 18mm x 6.3mm Weight : 5g Applications: PDA, MP3 Players, MP4 Players Digital Cameras Bluetooth Applications Game Players Notebook li-on li-po Lithium Battery 18650 Mobile phone Solar charging Audio equment Portable Devices POS , Electric Fan TYPE-C charging equment Package Include: 1 x Li-ion battery charger

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