The Blusmart LCD Digital Tire Gauge and Auto Emergency Tool is designed to measure tire pressure and read PSI, BAR, and KPA and KG/CM2. The pressure is displayed on a bright backlit LCD screen. This tool is also constructed with a steel window escape hammer, which quickly deploys at the flip of a switch, and a recessed blade to cut through seatbelts in case of an emergency. It is also constructed with a bright LED flashlight for nighttime emergencies, and a red LED light to reveal the valve stem when measuring tire pressure in the dark. Instruction: 1, Tire pressure measuring when car is in unused status. 2, Turn on the gadget by push "ON" button, LCD will display "0.0". 3, Diect the air faucet to tire air value and press in. Make sure no air leakage.Hold the position until get stable value on LCD. 4, The value measured will be kept for 90 seconds,then disappear automatically. 5, Push "ON" for 3 seconds to turn off. 6, 4 types of pressure unit: PSI,BAR,KPA and KG/CM2 which can be changed by pushing ON button. 7, Slip switch to turn on LED light and flashlight. Specifications: Temperature measurement range:30 to 122 degree Fahrenheit(0 to 50 degree Celsius). Pressure measurement range: 2 to 150 PSI. Accuracy:±1 PSI.
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