25.5" range; height adjusts from 24.6"H to 50.3"H Fast 36mm/s 0100 lb.load; 32mm/s 100+ lb.load Quiet operation under 45db without load 250 lb.max load rating 3position memory handset included Programmable highest & lowest position setting Anticollision with multilevel sensitivity adjustment CLeg design frees more space for user and storage Widthadjustable 46.6"70.25" to fit 48"72" tops Supports 24"D tops; optional feet for 30"D tops Meets ANSI BIFMA Meets UL962 5year warranty 46.75W x 23D x 24.75H, Silver