Please quote you best selling TPMS system. Please quote USD FOB prices. I want to sell to the Canadian market. Detailed Product Description A Tire Pressure Monitoring System (TPMS) Is an active safety electronic system designed. This Product Made in China A Tire Pressure Monitoring System (TPMS) Is an active safety electronic system designed to real-time monitoring and pre-warning the air pressure Inside all the pneumatic tires on a vehicle .TPMS helps to improve vehicle safety, and aid drivers in maintaining their vehicle tire pressures. Property maintained tires help with vehicle safety, performance and economy. Operating Frequency: 433.92MHz Operating temperature: -20-85 Operating Voltage: 12-24VDC Current: 40mA