■ Solar panel allows you to operate completely wirelessly, and the features of the Air Mono series are easy to install. The first solar panel in the series is equipped with the receiver to allow you to use it without the need for wired charging. The sensor is also wireless and takes only 2 minutes to install on your vehicle. Even in the installation position that is difficult to reach direct sunlight, or in environments where it is difficult to charge solar at night, you dont have to worry about using regular micro USB. Charging cable is not included. ■ Instantly notifies the driver when it is disconnected from the normal air pressure range that you have set will notify the driver with a warning sound, numerical flashing, tire marks, and a mark display that exceeds the limit. ■Although it is small, it can support high pressure up to 22.0 lbs (10 kg) / cm2; Adopts a small sensor so it does not damage the aesthetic of the tire wheel. The measurement limit is up to about 22.0 psi (10 kgf/cm2), so it can be used with a wide range of vehicles including light cars, light trucks, small cars, regular cars, vans, trucks, campers (bancon, cab-con, bus-con, etc.), business taxi, and business buses.