Sky Tube Machine of BalloonAA is designed and use materials according to our experience. The Sky Tube machine should include qualifications as follows.
(1) Motor is the key part and must not be knocked when use in the rain, and can be used continuously for more than 168 hours. (2) The propeller is designed to provide a lot of air and save electricity. (3) The machine must be lightweight or have wheels to lift or move easily. (4) It shall be hard to falling when there is strong wind. (5) It shall be a steel frame to support the fabric when there is strong wind. (6) There shall be product guaranty for at least 6 months, and easily claim. (7) There is good after-sales service.