Instructions for use: When inflated, the jack ride, and vice-verse, 1.To control the switch in the rod back, to insert the compressed air in the right gas nozzle, and close the left switch 2 (pen the right ball value switch and when the gasbag rises, it can be wed 3. To fall the jack, please open the left switch FN & Ala he @) Fie Fc 4 App Ad B FRR TASER REE kat of hn kinda ices hr sis.