It is an invaluable study partner for learners and laptop accessory for mobile professionals. It enables you to study and work in more comfortable positions and help you work more productively. You can study in your bed with it; Also, you and your friends can play cards in dorm on this fantastic desk. Moreover, it is sturdy enough to support the heaviest of laptops stemming from that its weight bearing is 15Kg. Product Parameter 1. Panel size: 420*278mm Product Size(folded): 52*30*4cm 2. Weight: 1.2kg Weight bearing: 15kg 3. Method of Panel Angle Adjustment: Rolling 4. Method of Desk Height Adjustment: Folding 5. Panel Angle Range: 0 ~ 360 6. Height Range: 20--540 MM 7. Product Material: Panel and Bracket: Aluminum Alloy; Joint: ABS+PC; Shield Mat: Rubber. Product Features: 1) 2 USB electric fans help your laptop conduct heat much easily. 1) Firmness and Style----Aluminum Alloy 2) Handy Usage ----- Random Height and Angle Adjustment 3) Human-oriented Design--- Foldable and Human System Engineering Design 4) Useful and Convenient: Multi-function, Mini Volume