Multi-function 4 In 1 Car Tires Pressure Table Detector Digital Barometer

Multi-function 4 In 1 Car Tires Pressure Table Detector Digital Barometer Function: 1, Flashlights, emergency use; 2, Tire pressure gauge, ensure the correct tire pressure, prevent puncture to ensure road safety; 3, Life-saving hammer, escape use; 4, Seat belt cutter quickly cut the seat belt, so that better ensure security Specifications: Model: HY-818C Operating temperature: 30-122 degrees Fahrenheit (0 to 50 degrees Celsius) Measuring range: 2 to 150PSI Measured error value: ± 1PSI Material: ABS + stainless steel 1. Measuring tire pressure when the car is idle. 2. Press the "ON" boot, it automatically resets the display "0.0." 3. The tire pressure gauge car tire valve gas nozzle is aligned and pressed into (you must first remove the tire valve cap) and can not leak, and maintained until a stable measured value after the release. 4. The measured value will be maintained for about 90 seconds, then turn off the display automatically. 5. Press (hold) "ON" button for 3 seconds to force shutdown. 6. This product has three kinds of pressure measurement units modes: PSI (pounds-force / square inch), BAR (bar), KPa (kPa) .KG / M3 repeatedly pressing the "ON" button to switch. Package Included: 1 X Multi-function 4 In 1 Car Tires Pressure Table Detector Digital Barometer