1. Detection system: car battery
2. Bluetooth version: 4.2
3. Power supply voltage: 12V
4. Average power consumption: 1.5mA
5. Input voltage: DC 6V-20V
6. Voltage error: 0.03V
7. Operating temperature: -40 to 90 degrees Celsius (-40 to 194 degrees Fahrenheit)
8. Reverse protection: support
9. Short protection: support
10. Waterproof level: IP67
11. Product size: 55 x 41 x 12.5mm