This electric trailer rack is your powerful assistant for moving heavy objects, easily moving trailers weighing up to 5000-pounds, with support wheels capable of supporting up to 660-pounds. Upgraded and thickened support plates and welded blocks make the structure more robust and durable. Equipped with a powerful motor, it boasts a maximum moving speed of 22 ft. per minute, far exceeding ordinary handcarts. Utilizing 2 in. Welded tubing and a height-adjustable design, installation is simple and allows you to quickly find the optimal working height. 8 in. solid swivel rubber wheels ensure smooth rolling and precise steering on asphalt or concrete surfaces, while the ergonomic handle provides easy control. A built in. automatic braking system effectively prevents idle slippage, ensuring safety and reliability. Please note that for safety, avoid use on slopes greater than 5° s, on dirt or gravel surfaces, and do not operate in rainy weather. Material: Metal.