Works with any mattress. Can be used on single or double bed by adjusting the size. Works with remote control and on main power supply and comes with straps to securely tie everything down. Ideal for people with disability who have difficulty sitting up. By allowing you to raise or lower yourself gently, it reduces stress on your body and consequently the chance of potential injury. It also allows you to have different inclination angles when lying down so you could find a comfortable sleeping position. £95 OVNO.