UK Seller UK Stock 4mm Round Pin Connector 5v USB DC Charger Power Cable Lipo Battery Barrel Jack RC Toy Model Charger Drone, Airplane, R/C Helicopter, Car, Electronic devices Suitable for charging 3.7v Lipo Li-ion batteries Features: USB charger with round pin connector Charge from any power source PC, Laptop, USB Wall Charger and USB Car Charger Twisted-Pair construction wire to ensure high-speed, error-free transfer USB 1.0, 1.1 and 2.0 compatible Specifications: Type: Intelligent USB charger Colour: Black Input: 5v 1 to 2 Amp Output: 5v Size: 4mm round pin Cable: 780mm long Charging: 3.7v lipo batteries Power output: 5v Electronic devices Included: 1 x USB Power Cable