Precision German engineering. Smooth-Quiet-Durable. 750lb lift capacity. Adjustable leg heights 4",6", 10". One touch to flat. Wireless illuminated control. Metal grid base. LED under bed lighting. 4 programmable positions. Upper and lower body. Massage - 30 minute automatic shut off. 3 phase intervals. Backup Battery. Dependable. Rated #1. Compact and foldable. Fits anywhere with ease. King size: 2x 38"x80" Two bases. Accommodate two twin XL mattresses or one king. Mattress not included. Ten-year Warranty on all Parts. (We stock parts, 3 years free home service (local)) Fast Free Delivery. Set up, orientation (see delivery). In stock now.