Dunlop and Presta valves are not suitable for this product. Connect to the valve to get accurate data quickly. There are 4 units, range: 0-150 PSI, 0-10 Bar, 0-1000 KPA, 0-10 kg/cm². Just press the power button to change the data unit! Light and LED lighting: LED backlight and light nozzle show the reading data clearly, even if you need to check the tire pressure at night or in the dark. Easy to use: One-click operation. Press "ON/ON/OFF" to turn on the pressure gauge, then select the device you want and connect it to the tire valve you want to test. After using, the device will automatically turn off after 30 seconds to save battery. Perfect for transport, you can place it on the center console or hang it in the car. Ergonomic handle design and non-slip surface adjustment VERSATILE: Put an end to the hassle of going to the gas station and check your vehicle's tire pressure yourself! Helps maintain normal tire pressure, reduce tire wear and extend tire life. It also helps improve your