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 with a bounce-back feature if an obstruction is detected. 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.