Accurately monitor tire pressure all the way. IPX65 waterproof level sensors & monitor, Anti-rust & Durable High precision LCD screen with time display, Clearly visible during the day and night The tire pressure units Psi and Bar can be switched arbitrarily Magnetic USB charging port design for fast charging of monitor at any time The Monitor automatically power ON & OFF, Power saving Long receiving distance, stable signal Real-time monitoring of tire pressure & temperature 5 kinds of abnormal alarms to protect tires and drive safety ① High-pressure alarm ② Low-pressure alarm ③ High-temperature alarm ④ Air leaking alarm ⑤ Sensor low battery alarm Parameter: Pressure Range: 0~6.6bar Working Temperature:- 20℃ ~ - 75℃ ( Monitor ) - 30℃ ~+85 ℃ ( External Sensor ) Pressure Accuracy: ± 0.1 bar/± 1.5 psi Temperature Accuracy: ± 3℃ Sensor transmission frequency: 433.92MHz Battery Replaceable: Yes Transmitting power: Less than 10dB Bracket installation instructions: 1. Unscrew the 2 screws, put on your motorcycle/electric bike/bicycle and tighten; 2. Place the mounting head of the bracket toward the position you need, and confirm that the bracket is firm; 3. Install the tire pressure receiver on the bracket, tighten it and then lock it; use the ball head to rotate the tuning knob to move the joint to adjust the appropriate angle. Colour:black Material:plastic Package Contents: 1 x Tire pressure monitor 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.