1.Folding frame 2.Buckle type design of battery case 3.Easy to carry and store 4.Adjustable armrest height ... Item No.: KSE-03Description: Electric wheelchairFolding frame, buckle type design of battery case. Easy to carry and store, PU tyre,20AH rubber ... red,sapphire and etc. Adjustable armrest height and width.particular design of frame, stable body, convenient operation of electric control equipment ...