Hi, this is a wall holder for tablet and smartphone. You can see the mounting and usage on second part of video below Print wall-base: layer 0.2 , infill 50% or more Print tablet-holder: layer 0.2 or more , infill 20% minimun The tablet height is 125mm, if your tablet is more height, you need to add a thickness between wall and base-suppor. - If you think to buy from Gearbest and want support me, use my affiliate link, thanks https://www.gearbest.com/?lkid... If you want to make a donation, you can use thingiverse tip, thanks https://www.thingiverse.com/Sg... Check me out at: Youtube https://www.youtube.com/SgaboL... Instagram http://www.instagram.com/sgabo... Google+ https://plus.google.com/+Sgabo... Blogger http://www.sgabolab.com/ Pinshape Shop https://pinshape.com/users/130...