Features: Experience hassle frees tire pressure monitoring with our solar powered external tpms, featuring advanced solar technology for ecofriendly, continuous monitoring without the need for battery replacements. This system offer real time tire pressure data on a clear lcd display, even under direct sunlight, and includes a intelligent alarm to alerts you of any abnormal pressure levels. Through wireless sensor technology transmission, data receiving signal is strong, no signal drop, no interference. The product supports up and down 45 degrees and left and right 45 degrees adjustment. Split bracket, easy to disassemble. Two charging methods, efficient conversion of solar energy, long-lasting battery life. Thresholds can be set. With its easy installation and compatibility with various vehicles like sedans, suvs, and trucks, this waterproof, and dustproof tpms is designed to withstand harsh environments while providing reliable performances. Specifications: Component:ABS Size:Approx.11x4.5cm/4.33x1.77inch Color:Black Model:TY08 Weight: 0.23KG Battery: 400mAh lithium battery and button battery Alarm mode: buzzer alarm Sensor: Externalx4 Pressure detection range: 0-8bar Tire pressure accuracy: 0.1bar Waterproof grade: IP67 Transmission frequency:433.92MHz Operating Voltages:5V Solar energy conversion rate:17% Package Includes: 1 Set Solar Tire Pressure Sensor note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.