USB Solar Charging Motorcycle TPMS Motor Tire Preure Tyre Temperature Monitoring Alarm System with 2 External Sensors Descriptions:This tire preure monitoring system is designed to provide you with an extra protection while driving. It will warn the tire condition of the car in advance.After installing TPMS, it can monitor the tire preure and temperature in real time. If abnormal tire preure and temperature are detected, the system will send real-time warning sounds and flashing icons on screen to inform you, avoiding traffic accidents.Features:- Supports solar charging- IP65 waterproof- High-efficiency solar panel with super long battery time- Built-in large capacity lithium battery, no worry in rainy days- Accurate monitoring of tire preure and temperature stability all the way- LCD high precision display- High volume alarm sound alert- Long receiving distance, stable signalSpecifications:Mani unitWorking temperature: -20 ~ + 80 CStorage temperature: -30 ~ + 85 CWorking voltage: DC 5VFrequency: 433.92MHz 20.00MHzSensorWorking temperature: -20 ~ +80 CStorage temperature: -30 ~ +85 CPreure range: 0 ~ 6.6BarPrecise preure: +/- 0.1BarAccurate temperature: +/- 3 CTransmitting power: Motorcycle Real Time Tire Preure Monitoring System TPMS Wirele LCD Display External Sensors with Descriptions: Many motorcycle accidents are caused by the flat tire on the road. As a motorcycle owner, the safety of driving is the first thing. To reduce such accidents, the installation of tire preure monitoring system (TPMS) is neceary. With the TPMS, we can keep the tire working within the specified preure and temperature range at any time to reduce the damage of the tire for safe driving.Main features:- Powerful TPMS:TPMS can monitor tire preure / temperature status in real time, which will transmit real-time voice alarm and warning indicator light to remind the driver for driving safety.- Wide compatibility:This system is widely compatible with those motorcycles with 2 tires. You don't have to worry about the compatibility iue.- Power supply:Supports USB charging, which means that you could use the USB cable (not included) to charge it up while it is in low power, rather convenient.- 2 external sensors:Its 2 external sensors with IP67 waterproof grade are suitable for being used on rainy days. Besides, they are in high sensitivity and good accuracy for measuring preure and temperature.Specifications: External sensor:- Battery: built-in 140mAh button cell- Waterproof grade: IP67- Working temperature: -30 - 80 Deg.C- Storage temperature: -30 - 85 Deg.C TPMS:- Battery: built-in 345mAh Li-ion battery- Operating voltage: 3V- Working frequency: 2.4GHz- Response time: 6s- Working humidity: 95 percent and le- Preure monitoring range: 100 - 900 kPa- Preure accuracy: minus or plus 10 kPa Solar TPMS Car Tire Preure Alarm Monitor System Display Temperature Warning Fuel Save with 4 Sensors Features: Real time Monitor tire preure can improve fuel efficiency, prolong tire life, increase traffic safety and monitor temperature. LCD displays tire preure andtemperature Visual and sound warning Air leakage warning, low preure warning, high preure warning High temperature warning, low power warning and no signal warning Solar power for normal use. Available USB charge for sunle day Difference between External and Internal sensor TPMS: External:Battery life 2 years, external screw lock. Easy DIY installation done in 10 minutes. Internal:Battery 5 years,Internal lock. Needto install at Car ServiceShop. External sensor Specification: Type: Solar Wirele Car Tire Preure Alarm Monitor System TPMS Working Frequency: 433.92MHz 50KHz Sensor Working Preure: 0-60Psi 2 Psi Sensor Transmit Frequency: 433.92MHz Sensor IP: IP67 Working Voltage: Sensor: 2.1-3.6V; Receiver: DC 3.7-5V Receiver Working Temp.: -2 ~ 75 C / 28~167 F Receiver Storage Temp.: -3~80 C / 26~176 F Sensor Working Temp.: -40~90 C / -40~194 F Sensor Storage Temp.: -40~100 C / -40-212 F Receiver Battery: Built-in 400mAh battery Receiver Charge Time: About 1h by DC 5V 1A Sensor Battery: Each sensor is powered by 1 x CR1632 lithium-ion battery (included) Certification: CE, FCC Sensor Size: 2.3 x 1.7cm / 0.8 x 0.7" (D x H) Display Size: 9.5 x 8 x 2.7cm / 3.7 x 3.1 x 1.1" (L x W x H) Net Weight: 0.14kg / 4.9oz