Designed for the current line of SMART Board interactive displays, the SMART Electric Height-Adjustable Mobile Stand features 26" (65 cm) of powered height adjustment. Features include a bounce-back feature if an obstruction is detected, and a controller that locks height adjustment automatically to ensure that only people with proper training or supervision can use the stand. With a sturdy steel frame, the stand supports displays up to 86" (218 cm) diagonal and 254 lb. (115 kg) total weight including accessories. You can easily roll the stand across smooth floors and secure it with the 4" (10 cm) industrial-grade dual locking casters.