This ergonomic gooseneck holder, compatible with all 4 - 13.5 inch cell Phones and tabletsThis stand has a universal aluminum alloy base, make it can support install on the bed and install on the table, the table clamp thickness up to 5.5cmThis Stand support multiple parts adjustment, bottom 360-degree rotation, arm joint 270-degree adjustable, screen rotating angle 360 degree, tilt angle 180-degree.Whether you're sitting, standing or lying down, the adjustable function has got you covered.[Protect Eyesight & Reduce Neck Strain]- this holder keep your /mobile phone at appropriate distance from your eyes, Easy to install & use.size:35 x 15 x 8cmMaterial:metalcolour:blackPackage Contents:1 x HolderOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.