The power strip of the rolling printer stand has 2 AC outlets and 2 USB ports to allow you to plug in multiple appliances, meeting your demand to utilize devices simultaneously. The built-in power board has overload protection and leakage protection functions, all for safety reasons. Made of premium MDF board and solid steel, which features a sturdy frame for a long lifespan. Using metal pipes with a larger diameter makes the printer stand more stable and than other products. With the premium MDF Board, the overall durability would be significantly increased, keeping your printer all work time. The load-bearing capacity of the 4 steel frame casters is 5 times that of ordinary casters. With brake function on front 2 casters to keep it in position and add stability.