Put the power of technology to work for you with the most advanced tire pressure monitoring systems. TSTs efficient and reliable design makes monitoring your tires easier than ever. Not only will you gain peace of mind when you choose the most trusted brand on the market, but youll get top-rated customer service, online product support and a full three-year warranty. Key Features:• Add or release air without removing sensor• Includes a repeater to maximize system performance• Real time display of tire pressure and temperatures• Easy installation• Light, compact, and water-resistant sensors• Accurate pressure readings• Pressure range of 0 to 218 pounds• User replaceable CR1632 batteries• Anti-theft feature on sensors• Monitor up to 110 tires • 14 in the power positionKey Display Features:• 3.5" diagonal screen• Monitors up to 4 different trailers/towed vehicles• Monitor select or drop vehicles with a single push of a button• Provides audible and visual alerts• 2 mounting options• Monitors tire pressure and temperatureKit includes:• Wide screen color display• 6 flow-thru style sensors• One 507 repeater• Two installation wrenches• Rubber display mount• Suction cup display mount• USB and 12V charging capabilities• Detailed user manual• TST 3 year warranty Audible & visual alerts on display User adjustable high & low-pressure alarm levels 4 trailers at 24 tires each | TST 507 Series 6 Flow Thru Sensor TPMS System with Color Display