Four-in-One Tire Pressure Multifunctional LCD Digital Tire Pressure Gauge Safety Hammer Emergency Light

"Origin]: china[Color]]: as[Size]]: length 18.5cm * width 4cm * thickness 2.5cm[Packing]]: color box[Description]]:   four-in-one Multi-Function digital display tire pressure gauge Gross weight: 0.25kg Measurement range: 0-150 PSI 0-10BAR 20-1000KPA Accuracy: ± 1% . Product description: 1. High-grade digital display chip, LCD display screen, the test is more accurate, more reliable and cost-effective. Remove the insulation from the battery for the first time Article. 2. Flashlight lighting: powered by 2 No. 7 batteries (this product does not contain this No. 7 battery), controlled by the "Light" switch. 3. Life hammer: Good handle design, when there is an accident, it can help you smash the car glass window, cut the safety belt, Help the driver escape smoothly. It not only improves the safety factor of driving, but also is a necessary safety product for every car. 4. Safety belt cutter: it is used to cut swathe of safety belt to escape in emergency. Please note that it is not used for other purposes and make sure that it is front enough. The. 5. Three test units: PSI, BAR, KPA 6. Replaceable button battery. 7. Streamlined appearance design, more exquisite. Method of use: 1. Start the tire pressure gauge, which is displayed as "8.8.8" after startup, and then press the boot button lightly to complete PSI, BAR and KPA. Conversion of units on LED display screen. 2. Press the pressure measuring nozzle into the tire valve quickly to keep the air leak-free state and stop for one second. Dial out the tire pressure gauge and read the value. 1KG/CM2 = 14.2PSI 1KG/CM2 = 0.98BAR 1KG/CM2 = 98.0KPA 3. This product will automatically shut down after half a minute. Note: The pressure measurement function must be restarted before each retest.