Are you looking for the GPS speedometer for truck/motorcycle/marine?
1. No sensor needed/No Stationery Drift
2. High Quality GPS module to get accurate data
3. Overspeed Buzzer Alarm Programmable (optional)
4. Working Voltage: 8~36 V
5. Waterproof IP67 design
6. 85mm diameter,12/24V DC, 0~120/200km/h or LCD type.
Email or call me, let’s talk more!
More information, please see tenet.com.hk
Regards!