Reddit reviews Beipuit Wireless Tire Pressure Monitoring System (TPMS), with 4 External Cap Sensors (Cigarette Lighter Plug with 5V/1.5A Charging)

【Real-time Monitoring of Tires】Beipuit TPMS cigarette lighter plug, Provides 4 tires’ Real-time Pressure and Temperature Simultaneously via wireless transmission technology.【Audiovisual Alarm】It sends visual and audio warning alarms immediately when tire pressure or temperature falls outside the preset safety parameters.【LED Display】The LED screen with the bright and clear data, easy to read, allows you to know the status of your car’s tire pressure, tire temperature and voltage easily and quickly.【Convenient Operation】 4 sensors are waterproof and anti-theft and can be installed in 15 minutes without removing the tire. The alarm value can be customized according to user needs. (default 29-44PSI/2.0-3.0Bar). With pressure units: PSI/Bar and temperature units: C/F selectable.【About Warranty and Sensor Replacement】Beipuit offers 24/7friendly customer service and 180-days limited product warranty for all of our TPMS systems. We also provide replacement sensor service, please search "B07CPQB34" at Amazon. (Our sensor chips have recently been upgraded, and new and old versions are not compatible. Please contact us if you need it.)