Smart USB Charger Adapter, DC4.2V Thread Cable With Intelligent Overcharge and Built-in LED Indicator for All Devices (2Pcs)

• LED Indicator: Smart USB charger comes with LED indicator, red light means charging in progress, green light means full and high capacity.
• Compatible: The USB charger cable is suitable for most USB charger devices, please make sure the connection port matches the device before use (threaded charging port).
• Quality Material: This intelligent USB charger is made of high grade ABS, which is sturdy and stable, insulated and safe to use.
• Portable Design: This smart USB charger, compact and easy to carry, can be charged at any time and can be turned off automatically.
• Safe and Reliable: Smart USB charger is safe and reliable with a built in smart IC chip for preventing overheating, overcurrent, overvoltage and short circuit.

Specification: Item Type: SmartUSBCharger Material: ABS Interface: USB Input Voltage: 5V Output Voltage: DC4.2V Output Current: 420mA Package List: 1 x Smart USB Charger 2 x Charging Heads