LCD digital display, nice and compact Simultaneously monitor two wheels, tire pressure and tire temperature. Psi and bar tire pressure units can be switched arbitrarily, which is universal in the world Adjustable alarm pressure value, suitable for two wheels of different models Magnetic USB charging port can quickly charge it at any time. Voltage: 5V Host receiving frequency: 433.92 MHZ Host receiving sensitivity: 110-110dbm Host working temperature range: -20-75 C Adjustable range of high and low pressure alarm value: 0.3-6.2 bar (5-90 psi) Sensor working temperature:-30-+80 Sensor pressure monitoring range: 0-8bar (116psi) Sensor pressure accuracy: 0.0.1bar (1.5psi) Temperature sensor precision: +3 Transmitting power of sensor: Less than 10dbm Sensor transmission frequency: 433.92 MHZ Sensor battery model: CR1632, replaceable Sensor battery life: 2 years (1-2 hours per day, normal travel time) Bracket installation instructions: 1. Unscrew the 2 screws and put on the motorcycle/electric vehicle/bicycle to tighten; 2. Point the bracket mounting to the position you need, and make sure the bracket is firm: 3. Install the tire pressure receiver on the bracket, tighten and then lock; 4. Rotate the tuning knob by the ball to move the joint to adjust the appropriate angle Colour:As Shown Material:plastic Package Contents: 1 x Host 1 x USB Cable 1 x Bracket 2 x External Sensors 1Set x Parts 1 x English Instruction Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.