Multifunction: It can be installed on the steering wheel, seat and seat back to meet the needs of different positions. Multi-purpose: It can be used as a desk to place notebooks, food, drinks, etc.. With an IPAD slot slot design to help learn or follow the drama without slipping, of course you can put the samrt phone too. Built-in drawer with cup holder and pen slot: you can put the mouse, cup, pens on it, not easy to fall. Practical tools: When drivers, travelers, and taxi drivers stay in the car for a long time and have no time or there are no shops to eat on the road, this is useful for eating or work. 10KG load-bearing: high-quality ABS plastic, strong and durable, good load-bearing, strong and safe. (Due to the limited load-bearing capacity, please do not support it with your hands. It is recommended to use under 10KG.) Easy installation: hang the hook, adjust the position and tighten the button. If the seat back does not need to be disassembled, it can be folded up, and if it needs to be disassembled, it can be easily and effortlessly put away.