Features:
- The plug is flexible, can be 90 degrees swing
- With LED screen, to show car battery voltage & prevent your phone from overcharge.
- When the voltage is below 11.8V or 18V - 23.8V, the buzzer alarm will automatic ring.
- The current will be shown on the screen automatically.
- With Intelligent Chip inside, the current will automatically share while using.
- You can charge 2 USB devices at full speed simultaneously