Features:Brand new and high qualityReal time monitoring tire preure and temperatureTire leaking warning and temperature balanceLCD display screen, Simple user interfaceThe display can be directly plugged into the cigarette lighterBeeping alarm and display the alarm valueCan support four tires, tire position can swapVisual and audible warning for abnormal preure and temperatureSensor Specification:Please install in by Profeional car centerMore stable and accurateOperating frequency: 433.92Mhz0.1MHZWorking Temperature: -30~85Operating Voltage: 3.7-4.2VWorking current: static1uA, working current15mAExternal Sensor (Optional):Easy to install, convenient to replaceDust-Proof / Water-Proof / Anti-theftOperating Voltage: 2.6-3.3VWorking current: static50uA, working current15mAWorking Temperature: -30~85Accuracy: temperature: 1, preure: 0.1bar Package Included:1 x Tyre Preure Monitoring System4 x External sensors1 set x Acceories (tool) Tire Preure Gauge Features: 100% Brand new and high qualityLCD screen display with backlit for easy readingSmall portable design, easy to hold and operatePreure units available: PSI, BAR, KPA, KGF/CM2Accurate and quick measuring, reliable to useManual power on/off and auto power off for power savingLED light at gauge nozzle, convenient to use even at nightThis Mini Tire Preure Gauge with easy-to-read LCD screen, is used to monitor your tyre preure, thereby extending tire life, increasing fuel efficiency and ensuring your safety.It is suitable for measuring tire air preure of cars, motorcycles,etc. Specifications: Test range: 0-150PSIAccuracy: 1PSIResolution: 0.5PSIUnits:PSI, BAR, KPA, KGF/CM2Power supply: 1*3V CR2032 button battery (Included)Product size: As the pictureMaterial: ABS Package included: 1* Tyre preure guage