ARI-HETRA's BPW Wireless Mobile Column Liftsare powered by a low-friction recirculating ball-screw mechanism, allowing for precise control and efficiency. It also features a longer battery life for the highest number of lifting cycles in the industry, the company says. Technicians can easily move and reposition each wireless mobile column lift, and they do not require wiring, feature user-friendly controls, and can be hooked up in sets of up to eight with a maximum capacity of 144,000 lbs. Made in the U.S.