I'm Betül Cigerci a trainee from the productmanagement of Pearl Agency GmbH. We are a german mail order company who sells computer hard- and software and a lot of other accessoires. For more information please visit our online-shop and website or for company profile We are in search of a Car TPMS QTY: about 500 - 1000 Let me know if you can make an offer, I will check it and let you know then if we are interested in a sample asap! 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