About exceptions When this icon is on, it means V2200Air is overheated. (V2200Air will return to normal temperature after it stops running.) When this icon is on, it means short circuit or reverse polarity has occurred. When this icon is on, it means an exception beyond the above two types has occurred. About battery charge The four levels from bottom to top represent 25%, 50%, 75% and 100% of charge respectively. 6. Buttons Press it to power on V2200Air. Press and hold it for 3 seconds to turn on or off the LED flashlight. Press and hold it for 7 seconds to power off V2200Air.
(V2200Air will automatically power off if there is no activity within 20 seconds.) Press it to toggle between 6 working modes. Press and hold it for 1.5 seconds to toggle between 3 air pressure units. In an inflation mode, press it to start or stop inflation. Press them to increase or decrease the air pressure value. 10