LCD digital display, beautiful and compact appearance. Two rounds of testing at same time, one screen of tire pressure and tire temperature. The tire pressure units Psi and Bar can be switched arbitrarily, which is universal worldwide. Adjustable pressure alarm value, suitable for different models of two wheels. Magnetic USB charging port for fast charging of mobile devices at any time. Voltage: 5V Motorcycle host accepts center frequency: 433.92MHz Motorcycle host receiving sensitivity: less than equal-110dBm Motorcycle host working temperature range: -20 Celsius -75 Celsius Adjustable range of high and low pressure alarm value: 0.3-6.2Bar (5-90Psi) Sensor working temperature: -30 Celsius -80 Celsius Sensor pressure monitoring range: 0-8Bar (116Psi) Sensor pressure accuracy: 0.1Bar (1.5Psi) Sensor temperature accuracy: 3 Celsius Sensor transmission power: Less than 10dBm Sensor transmission frequency: 433.92MHz Sensor battery model: CR1632, replaceable Sensor Battery life: 2 years (1-2 hours per day, which is normal commute time) Colour:Black Material:ABS +PC Size:Motorcycle host size: 50 x 50 x 28mm Sensor size: 21x17mm (height * diameter) Package Contents: 1 x Main Unit 2 x External Sensors 2 x Anti theft nut 1 x Stand 1 x Spanner 1 x USB Cable 1 x English manual Only above package content, other products are not included. Note: Light and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.