①. There are 4 pressure units available: 0-150PSI, 0-10Bar, 0-1000KPA, 0-10kg/cm². Press the on/off button to switch between units. Only compatible with Schrader valves. ②. LED backlight and illuminated nozzle allow clear reading of data even at night or in dark environments when testing tire pressure. ③. Easy to use with one button: Press "ON/UNIT/OFF" to turn on the pressure gauge, select the desired unit, then connect it to the tire valve. The device automatically turns off after 30 seconds of inactivity to save battery. It is convenient to carry, suitable for placement in the center console or hanging in the car. The ergonomic handle design and non-slip surface provide a comfortable grip. ④. Helps avoid frustrations at gas stations by allowing users to check their vehicle's tire pressure independently. ⑤. Maintaining normal tire pressure may reduce tire wear, extend tire life, improve fuel efficiency and vehicle operating performance, contributing to safety and reducing guesswork before driving. Suitable for passenger vehicles and motorcycles. ⑥. The digital tire pressure gauge can be used to measure pressure in cars, bicycles, balls, rubber boats and other products, offering a wide range of applications for a safer journey. ⑦. Equipped with a blue backlit LCD display and illuminated nozzle, ensuring visibility in dimly lit areas and assisting in aligning the nozzle with the valve for a proper seal. ⑧. Digital display provides clear and accurate readings with high precision in 0.1 increments. The 4 units are 0-150PSI / 0-10Bar / 0-10Kg/cm² / 0-1000KPA, reducing reliance on guesswork compared to analog gauges. ⑨. One button with 3 functions: ON / UNIT / OFF. Non-slip texture and ergonomic grip enhance usability. Automatic shutdown after 30 seconds to save energy. ⑩. How to use: Align the pressure tap with the tire valve, then press firmly to ensure an airtight seal. The tire pressure gauge will display the reading automatically. ⑪. Note: Due to differences in light and screen settings, the product color may vary slightly from the images. Manual measurements may result in slight size differences. ⑫. Shipping quantity: 1 piece.