🔍7 Alarm Modes - High and low-pressure alarms / high-temperature alarms/sensor low battery alarms / fast tire leak alarms/sensor data loss alarms/display low battery alarms. Allows you to focus on long-distance travel or freight..🔍14 Days Battery Time - Energy-saving large-size LCD, observe up to 22-24 tires, and the content includes temperature (°F / °C), pressure (PSI / BAR) at the same time. 4 hours fully charged, keep to 12-14 days..🔍Max up to 80 ft Sensing Distance - Equipped with a repeater (EXCEPT FOR 4-SENSOR MODEL), sensor signal transmission distance max up to 80 ft. tire pressure monitoring range is 0-188psi, the tire temperature monitoring range is -4~185 ℉..🔍Easy Install and Set up - First coding every sensor, then install sensors on the tire. Coding process please watch the instruction video. PLEASE NOTE: When you set the tire pressure alarm value, enter a value, 25% above it is the high- pressure alarm value, and 25% below it is the low-pressure alarm value..🔍Professional Customer Service - Our contact information(email and phone) are in the Q&A part in this product page, which is pinned. And please watch the instruction video on our product page, which is on the first of the related videos on this page. PLEASE NOTE: The sensor battery can be replaced, and the model is CR2032.