"Portable Tire Pressure Monitoring System Magnet Charging Wireless Tire Pressure Monitor 4 Alarm Modes for Motor Vehicle Automobile Feature: 1. Wide Range of Pressure Alarm Settings: This tire pressure monitoring system has a wide range of pressure alarm settings from 0 to 6 bars. There are four alarm modes, that is high/low pressure alarm, high temperature alarm, and sensor low pressure alarm. 2. Digital Display Screen: The Tire Pressure Gauge has a clear digital display screen that displays both tire pressure and tire temperature. 3. Careful Design: The Tire Pressure Gauge has a built-in clock display, which allows you to see the time display, as well as a fatigue driving reminder. These are all thoughtful designs. 4. Wide Application Range: The default tire pressure values of Tire Pressure Detectors can be adjusted according to actual needs, and can be applied to motorcycles and electric vehicles. 5. Tire Blowout Prevention: TPMS Sensor can prevent tire blowout, extend tire life, and save fuel. Specification: Item Type: Alarm Systems & Security Manufacture Country:China Model Name: Tire Pressure Sensors Material: ABS Color: Black Receiver parameters: Receiving frequency: 433.92MHz Power supply mode: magnetic suction charging Working voltage: DC 5V Pressure unit: bar/psi Temperature unit: ℃/℉ Working temperature: - 20 -+85 ℃ Storage temperature: - 30 -+105 ℃ External sensor parameters: Pressure range: 0 - 3.5 bar/0 - 6 bar Default low pressure alarm value: 1.8 bar Default high pressure alarm value: 3.2 bar Pressure accuracy: ± 0.1 bar/± 1 bar Working voltage: DC+2.0 - 3.6V Waterproof grade: IP67 Battery life: 1.5-2 years typical value Package size: 160 * 145 * 40mm/6.2*5.7*1.5in Package includes: 1 x Host 2pcs x External Sensor 1 x Bracket 1 x Charging Cable 1 x Wrench 2pcs x Anti Theft Nut 1 x Instructions Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement."