AMZZN 2PCS 3.7V USB Charging Cable with SM 2P Connector Plug for Mini RC Vehicles, Trucks, Off Road Ships, Drones and Air Guns Battery

☆The USB charging cable is suitable for 3.7V lithium batteries in small RC vehicles, amphibious stunt vehicles, trucks, off-road vehicles, RC boats, drones and air guns. ☆Input parameters: DC 5V 1A; Output parameters: DC 3.7V 500mAh; Plug model: 2-pin balanced charging plug; Can charge 3.7V polymer lithium batteries, cylindrical lithium batteries, digital lithium batteries and lithium batteries of remote control aircraft. ☆Charging indicator: When the charging cable is connected to the power supply and the battery is charged, the red indicator light will always light up; After being fully charged, the red light will turn off. ☆Function Description: The charging cable is equipped with an intelligent charge management IC, which can accurately charge the 3.7V battery, it will automatically stop when fully charged and will not overcharge. ☆The cutting voltage at full charge is 4.15V-4.23V, making reasonable use of the characteristics of lithium batteries to better extend their service life.