12 VOLT SOCKET WITH USB AND VOLTAGE DISPLAY
- The SGP12 display can be used to monitor either charging condition of the alternator or battery status when the vehicle is not running.
- Includes 1 amp USB output for charging your portable devices.
- High Visibility LED Voltage Meter
- USB Charger
- Charges most smart phones and other accessories
- 12 Volt Plug / Cigarette Lighter / Plug And Play
- Monitor Battery Performance