This wireless monitoring system displays tyre pressure and temperature for your vehicle or trailer. The wireless sensors screw onto the valve stems of your tyres and transmit back to the solar powered dash monitor. Provides high pressure, low pressure, leak and over temperature alarms. Stay safe on the roads with your camper or caravan - also great for 4WDs to remind you to inflate your tyres again after off roading! Maximum distance for reliable sensor connection is 4 metres. When used with a camper or caravan the Q1302 booster can be installed to provide more reliable signal to the main display - Please see accessories listed below. Features Adjustable alarms for high/low pressure, temperature Leak detection Temperature monitoring Solar powered dash display Sticky dash mount allows for mounting anywhere Includes 4 matched sensors, USB cable, valve stem nuts and fitment wrench Specifications Working humidity: 100% Standby current: 1uA Sensor weight: 9g Standard: CTB160109001Q Pressure: 0 - 8 bar (0 - 99psi) Operating temperature: -40°C to +125°C Operating distance: 4 metres. Transmitting frequency: FSK433.92MHz. Sensor battery life: approx. 2 years. Sensor battery type: CR1632 Dash monitor size: 93W x 68.5D x 25Hmm.