1.Air Flow rate upgrade, ceev thiab muaj zog inflating ceev.2.Air siab upgraded, mus txog 22psi, haum rau inflatable boardcua tsev pheebsuab, Kayak, floating inflatable pas dej ua ke, brushed txaj, thiab lwm yam khoom siv high-pressure.3. Kev tsim cov tshuab hluav taws xob tsis tshua muaj siab ceev thiab lub cev muaj zog siab, kev ua haujlwm tau nrawm dua.4. Adjustable siab thiab LED npo qhia cov cua siab.