The Little Giant Mobile Work Cart features a UL listed 15 amp Power Tap with 6 grounded outlets a 15 ft. power cord circuit breaker and switch. Non-conductive and sound-deadening wood composite shelves are covered with a non-slip vinyl surface. Large r upper shelf has a full-perimeter non-marking bumper to protect walls and furniture. Large drawer with a cylinder lock provides secure storage. For over 50 years Little Giant has been providing innovative non-powered material handling solutions.Shel f Clearance12 inches with 9 inch Pneumatic casters16 inches with 5 inch Polyurethane casters>About Little Giant ProductsThe Little Giant Products Division of Brennan Equipment & Manufacturing Inc. has been providing innovative material handling and i ndustrial storage solutions for over 50 years. From their centrally located manufacturing facility in the southwest suburbs of Chicago they produce an extensive line of workbenches and shop furniture industrial storage equipment floor trucks and hand carts. Their products feature all-welded construction from heavy-gauge steel and have earned a reputation within the industry for quality and durability in even the most demanding applications