Feature:1. Applicable Models: TPMS tire pressure monitoring system has wide applications, suitable for all kinds of cars, trucks, RVs and so on.2. 4 External Sensors: This kit includes 4pcs external sensors, tire pressure and tire temperature of 4 wheels is simultaneously displayed.3. Alarm Modes: Solar TPMS is safe to use, with high and low pressure alarm, high temperature alarm and sensor low pressure alarm.4. Real Time Display: Tire pressure monitor can display vehicle speed, fuel consumption and battery voltage. Built in high accuracy clock chip, real time display.5. Safe Driving: The tire pressure monitor alarms when the tire pressure and tire temperature are abnormal. The default value can be adjusted according to actual needs.Specification:Item Type: Tire Pressure Monitoring SystemMaterial: ABSReceiver Parameters:Receiving Frequency: 433.92MHzPower Supply Mode: USB Power Supply, Solar Power SupplyWorking Voltage: DC 5VPressure Unit: Bar and PsiTemperature Unit: and Operating Temperature: - 20-85 Storage Temperature: - 40-125 Tire Pressure Detector Parameters:Transmission Frequency: 433.92MHzPressure Range: 0-3.5 Bar, 0-50 PsiDefault Low Pressure Alarm Value: 1.8 BarDefault High Pressure Alarm Value: 3.2 BarPressure Accuracy: 0.1 Bar, 1.5 PsiWorking Voltage: DC+2.0-3.6VOperating Temperature: - 20-85 Storage Temperature: - 40-125 Waterproof Grade: IP67Battery: 4pcs CR1632 button batteries 120mAh 3.0V (built in battery)Display Battery: 1 polymer lithium battery 400mAh 3.7V (built in battery)Battery Life: 1.5-2 years typical valueApplicable Models: All kinds of car truck RV modelsAbnormal tire pressure and tire temperature alarm,Alarm when tire pressure is higher than 3.2 bar (default value)Alarm when tire pressure is lower than 1.8 bar (default value)Alarm when tire temperature is higher than 68C (default value)The default value can be adjusted according to actual needs.Package List:1 x RV Tire Pressure Monitor4 x Sensor1 x 0BD Diagnostic Tool4 x Anti Theft Nut1 x Non Slip Mat1 x USB Cable1 x Wrench1 x Instructions