Feature: 1. Wide Appliaction: Wireless tire pressure monitoring system fits for most vehicles, such as 5th wheels, RVs, motor homes, trailers, car, truck, and so on. 2. 10 Sensors: Including 10 tire pressure monitoring sensors, tire pressure and tire temperature of 10 wheels can be simultaneously displayed. 3. 4 Alarm Modes: Tire pressure monitor is safe to use, with high low pressure alarm, high temperature alarm and leakproof alarm, also supports fatigue driving reminder. 4. Easy to Read Data: Professional tire pressure monitor system, with LCD display, high volume alarm, various tire pressure units are optional, stable long receiving distance. 5. IP67 Proof: Tire pressure monitoring sensor has IP67 proof grade, can deal with harsh working environment, suitable for any weather condition. Specification: Item Type: Tire Pressure Monitoring System Material: ABS + Pure copper Receiver Parameters: Receiving Frequency: 433.92MHz Power Supply Mode: USB Power Supply, Solar Power Supply Working Voltage: DC 5V Pressure Unit: Bar and Psi Temperature Unit: ?? and ?H Operating Temperature: - 20-85 ?? Storage Temperature: - 40-125 ?? Tire Pressure Monitor Parameters: Transmission Frequency: 433.92MHz Pressure Range: 0-15 bar Default Low Pressure Alarm Value: 3-13 bar Default High Pressure Alarm Value: 15 bar Pressure Accuracy: ?? 1.5 Psi Working Voltage: DC+2.0-3.6V Operating Temperature: - 20-85 ?? Storage Temperature: - 40-125 ?? Proof Grade: IP67 Battery: 10pcs CR1632 button batteries 120mAh 3.0V (built in battery) Display Battery: 1 polymer li battery 400mAh 3.7V (built in battery) Battery Life: 1.5-2 years typical value Applicable Models: All kinds of car truck RV models. Package List: 1 x RV Tire Pressure Monitor10 x Sensor10 x Anti Theft Nut (Random Style)1 x Non Slip Mat1 x USB Cable1 x Wrench1 x Manual1 x Bracket