Are you in need of some special solutions that can fully meet your special needs for your fleets or your well developed tracking platform? Contact us please Totem is focusing on GPS tracking system and Tire Pressure Monitoring System these years. With our experienced hardware design on Atmel MCU / STM32 MCU, and the good power management for unstable voltage output, Our GPS tracking system provides location, Speed, heading direction, time, GPS signal accuracy, fuel level data, GSM cell ID, mileage, door open/close status, unlimited history, engine on/off status, routing, and messaging all immediately available if any interrupts