["brand new and high quality\n\nInstructions:\nThis USB cable lights up red when connected to the power supply, turns off when charging, and lights red when fully charged.\nLightweight,portable,reliable and powerful USB charger.\n\nFunction:\nIntelligent charging management IC is configured inside the charging line,which can accurately charge the 3.7V lithium battery.It will stop automatically when fully charged without overcharging.\nPlug and for play.As long as the USB is connected to the device,it can be charged normally,and other work can be done at will during the charging process.\n\nFunction description:\nThe charging cable is equipped with intelligent charging management IC, which can accurately charge the 3.7V lithium battery. It will stop automatically without overcharging. The full-charge cut-off voltage is 4.23V, making reasonable use of the characteristics of lithium battery and extending the service life of lithium battery.\n\nCharging indication:Plug the power supply, the red light is on, the red light is off when the battery is connected to charge, the red light is on when fully charged.\n\nScope of application: Polymer lithium battery, cylindrical lithium battery, digital lithium battery, remote control aircraft lithium battery.\n\nThe USB battery charger cable with plug, output 3.7V 500ma, is suit for 3.7V(1S) Lipo battery.\n\nNote: For Lipo battery only, do not use for Ni or Ni-Cd battery.\n\nSpecification:\nMaterial: ABS\nPlug model: for head\nType: 3.7V USB charging cable\nInput: for DC 5V 0.5-2A\nOutput: for DC 4.2V/500mA\nStandard voltage: 4.2V\nColor: Black\nSize: One Size\nCable Length: 630mm\nQuantity: 1 Pc\n\nNote:\nTransition: 1cm=10mm=0.39inch\nNo retail package.\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage included:\n1pcs USB Charging Cable Plug Charger"]