In-car Battery Monitor and Temperature Display

Absolute plug and play - simply plug it into an available cigarette lighter socket and you’re good to go!

Whenever power is applied, it will provide you with battery / system voltage, and current temperature.

Features:

- Dual function display
- No installation required
- Bright LED screen
- Temperature Meter: -10 ~ 80°C
- Temperature Resolution: 0.1°C
- LED: Blue & Red