Description: 1-2S LiPo LiHV Charger Board Fast Charging Adapter. This charger makes field charging your model plane, drone, or quadcopter easy! Just take USB port connector in to this charger and charge dozens of 1-2s packs. When you connect USB port to the charger the corresponding ports LED light off will turn solid until the battery is fully charged. Once charged, the LED light off and you can remove your 1s battery and fly! Specification: Material: Plastic Weight: 30g Input port: USB 5V/2.4A Output port: 1S ports*3; 2S ports*2 Charge port output:0.2-1.0A, Max charge power: 4.35W 4.20V cell charging cutoff for Lipo battery (+- 0.5% margin of error) 4.35V cell charging cutoff for HV Lipo battery (+- 0.5% margin of error) Toggle switch:NO.1-NO.5:LiPo-LiHv Size Chart: Dimensions: 55x30x5mm/2.17x1.18x0.20inch. Package Includes: 1 Piece Fast Charging Adapter Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thank for your understanding.