AN-10C Solar Car TPMS LCD Digital Display Auto Tire Pressure Monitoring Tyre Temperature Alarm Warning System with 4 External Internal Sensors Feature: 1. High-efficiency solar panel, super long working time; 2. Large-capacity built-in metal lithium battery; 3. Accurate tire pressure monitoring; 4. LCD high precision liquid crystal display; 5. High volume alarm; 6. A variety of tire pressure units are available; 7. Long receiving distance and stable signal; Specification: Display type: Black+White, Color, Red+Blue (Optional) Sensor type: External sensor, Internal sensor (Optional) Tire pressure setting range: 0.1~3.5 Bar Tire temperature setting range: 60~90 Working temperature range: -20~+80 Storage temperature range: -30~+85 Power-on voltage: DC 5V Frequency: 433.9200MHz0.1MHz Size: 94*84*26.5mm/3.70*3.31*1.04" Weight: 60g Note: There may be slight size deviations due to manual measurement, different measuring methods and tools. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. 1 X Receiver 4 X Sensors 1 X Bracket 1 X USB Cable 1 X Adhesive Tape 1 Set X Installation Accessories 1 X Instruction Manual