Excalibur Alarms Tire Pressure Monitoring System Black. Features/Specifications: Displays in PSI units Automatically detects whether the engine is running to power on/off Sensor batteries last up to 2 years Real-time monitoring above 12MPH Includes black & silver sensor covers Fits standard passenger tire valve stem Fast/slow leakage alarm High Temperature alarm High/Low pressure alarm (47/25Psi) Includes English & Spanish instructions Recommended for passenger vehicles only (32Psi running pressure) Specifications for Excalibur Alarms Tire Pressure Monitoring System: Manufacturer: Excalibur Alarms Color: Black Features of Excalibur Alarms Tire Pressure Monitoring System: Displays in PSI units Automatically detects whether the engine is running to power on/off Sensor batteries last up to 2 years Real-time monitoring above 12MPH Includes black & silver sensor covers Fits standard passenger tire valve stem Fast/slow leakage alarm High Temperature alarm High/Low pressure alarm (47/25Psi) Includes English & Spanish instructions Recommended for passenger vehicles only (32Psi running pressure) Package Contents: Excalibur Alarms Tire Pressure Monitoring System Excalibur Alarms SM-TP-71P: Tire Pressure Monitoring System Black