Quick assembly electric height adjustable bases with leg columns preassembled to telescopic crossbar assembly including electric motors. Unfold leg columns, attach feet and worksurface support to base; fasten assembly to top; plug in connections and start to use. Tungsten finish. Dual motor with 265 lbs. lift capacity and anti-collision sensor. Easy to use up-down controller with digital read-out and four memory programmable positions. 8 ft long power cord, 3-stage base. Made in Canada.