Vender [Onimart]7.4V USB Power LiPo Battery Charger for MJX B3 Bugs 3 RC Drone Quadcopter Spare. melhor preço

Description: The internal is equipped with a charging indicator, the charging output is equipped with reverse insertion protection, short circuit protection, intelligent detection of battery performance, and pre-check alarm function. This USB charging cable is equipped with a charging management IC. It intelligently manages the two batteries in the 7.4V lithium battery, and is equipped with a charging protection circuit. It has an anti-reverse insertion function to intelligently detect whether the battery is normal. Make sure the battery is safely charged and the voltage between the two batteries can be controlled between 0.05V. Specification: Material: Plastic Cable length: 46cm Package Includes: 1 Piece Battery Charger(AA AAA Battery not include)