Hyundai 1600W 15'' 38cm Artificial Grass Sweeper Multi-use Brush 45 Litre Collection Bag 5 adjustable sweeping heights 3 Year Warranty

Is the handle foldable for storage

How do you adjust the height from the grass? Is there a lever or is it by small Allen key shown in the picture?

Would I be safe at setting the height at about 3? I've heard you need to be xategul of the infill! No idea what that is but I don't want to ruin the l

Will this work on 110v power to work in the United States?