Dear Manager,

Are you interested in wireless All-in-One Ultrasonic Fuel Level Sensor for Fleet Fuel Monitoring?
* No Drawing Holes in Tank
* Support Fuel Theflt Alarm I/O output (5V)
* Support Diesel/Gasoline/Lube Oil, etc.
* Support Metal/Iron/Stainless steel/Aluminum/Plastic thank
* Output Interface:  RS232/RS485+Analog+Bluetooth
* Mobile IOS/Android App configuration & Calibration

Compatible with Teltonika, Xirgo, Queclink, Calamp, DigitalMatter,GeoTab, Meitrack, Jimi, Streamax, Howen and most M2M hardware.
Contact me today and let's talk for more.

Best Regards,
Tenet Auto Electronics Ltd. 
Whatsapp: +8617322329061