In-Command Control Systems Tire Pressure Monitoring System - 2 Sensor Package. The waterproof sensors use Bluetooth technology to communicate important safety information right to your smart device with the Command TPMS App. The repeater extends the Bluetooth signal for longer vehicle (up to 100 Meters or 300+ Feet) applications when mounted between the smartphone and rear tires. Just open the Apple or Android App to assign a sensor to each tire by scanning the QR code with your devicefts camera to receive audible alerts and notifications. Specifications for In-Command Control Systems Tire Pressure Monitoring Systems: Manufacturer: In-Command Control Systems Application: Car Quantity: 1 Features of In-Command Control Systems Tire Pressure Monitoring Systems Works with RVs Trailers Passenger Vehicles and More Each Tire can be Monitored Individually for Pressure and Temperature (F degrees; or C degrees;) Ability to Monitor up to 22 Tires at Once w/ the iN-Command app Lets you Access Tire Pressure and Temperature History Free App is Available on Android and Apple Smartphones Pressure monitoring range: 0 to 185 PSI Package Contents: In-Command Control Systems Tire Pressure Monitoring Systems 4/2 Bluetooth-Enabled Tire Pressure Monitoring Sensors w/ Locking Anti-Theft Bolts 4/2 3V - CR1632 Batteries Installation Wrench Instruction Manual In-Command Control Systems NCTP1002: Tire Pressure Monitoring System - 2 Sensor Package