1. Monitoring tire dynamic pressure to prevent puncture and runflat.<br />2. Improve fuel efficiency,  increase tire life and traffic safety and avoid abnormal wear of vehicle parts.<br />3. Setted on the sun visor, easy to read and non afffect sight.<br />4. LCD color screen display pressure or temperature of 4 tires simultaneously.<br />5. DIY products with external sensor, quick and easy to install.<br />DO YOU KNOW……<br />20% under-inflation reduces tire lifetime by 30%;<br />30% over-inflation reduces tire lifetime by 45%;<br />30% pressure lower looks like proper inflated tire<br />So you need un TPMS(Tire Pressure Monitoring System) to monitor tire dynamic pressure, warn early of abnormal tire pressure improve fuel efficiency,  increase tire life and traffic safety.<br /><br />1. Color: Black<br />2. Model: 7M538<br />3. Dimensions:<br />    Monitor: about 97 x 58 x 36mm<br />    Sensor: diameter about 20mm, high about 17mm<br />    Pack Size: about 200 x 151 x 57mm<br />4. Product Specifics:<br />    LCD color screen(size: about 60 x 40mm)<br />    Gas nozzle diameter: 7mm<br />    Pressure Units: BAR / PSI<br />    Temperature unit: ℃/℉<br />    Monitor with rechargeable battery, using USB cable to charge.<br />    It can display the pressure or temperature of 4 tires simultaneously.<br />    Alarm in two ways: screen and voice.<br />    Temperature and pressure exceeded alarm.<br />    Wireless connection.<br />    <br /><br />1x Ricever<br />4x Sensors<br />2 x Wrench<br />1 x Hexagon nut wrench<br />4 x Hexagon nut<br />4 x Rubber ring <br />1x Cigarette lighters charger<br />1x USB cable<br />1x English manual<br />Original box pack(white)<br /><img src="http://img6.eachbuyer.com/x9/p100/cq573_1.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_2.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_3.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_4.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_5.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_6.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_7.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_8.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cq573_9.jpg" / noproxy>