Mini Solar Powered Motorcycle Tire Pressure Monitoring System with 4 External Sensor for Real-time Synchronously Monitoring, 7 Alarm Modes for Early Abnomal Alert to Avoid Risk of Flat Tire, Reduce Vehicle Wear, Save Fuel Comsumption and Improve Vehicle Comfortableness and Driving Safety.? Suit for maximum tires pressure below 8Bar, like cars, cmmercial vehicles, off-road vehicles, jeeps and minibuses. Features: Full-Color Screen Real-Time Monitoring -- Ultra compact size designed with a large full-color high definition screen to monitoring 4 tires simultaneously,? displays the tire pressure and temperature in real-time and provides visual and audible alarms when abnormal conditions occur. Auto Solar Power + USB Charge -- 800mah large capacity battery supports USB cable charging and auto solar charging. Adopt high grade durable solar panel our TPMS is solar automatic charged, without occupying the car cigarette lighter socket and manual charging, to ensure the tire pressure monitoring system could work continuously. 7 Types Alarm -- Our Tire Pressure Monitoring System provides 7 alarm modes, including fast leak alarm, high/low-pressure alarm, high-temperature alarm, sensor low voltage alarm, and sensor fault alarm and display low power alarm. 4 Wireless Senser --- Come with 4 external TPMS sensor in total suit for vehicles with 4 Tires. Easy installation, strong anti-interference ability, for real-time stable and clear signal transmit. The pressure and temperature data can be switched, with pressure unit: PSI/Bar and temperature unit: C/F selectable. Scop of Application -- The TPMS suitable for tire pressure below 8Bar, like cars, cmmercial vehicles, off-road vehicles, jeeps and minibuses. Specification: Color Black Receiver Host Display: LCD color screen Operating Voltage: 3.7-5V Working Temperature: -20 celsius ~75 celsius Working Frequency: 433.92MHZ Test The Reception Sensitivity: -90dbm USB Input Current: DC 5V 1.5A Battery Capacity: 800mA Solar Charging Current:100mah Sensor Working Frequency: 433.92MHZ Tire monitoring Range Value: 0~8Bar Accuracy: +/-0.3bar Tire Temperature Monitoring Range Value: 20 celsius ~ 80 celsius Accuracy: +/-5 celsius Battery lift: 5 Years Packing List: 1 * Solar Powered TPMS Display 4 * External Sensor 2 * Magic Tap 1 * USB Charging Cable 1 * Wrench 4 * Anti-lost Nuts 1 * User Manual