? premium twin extra long adjustable bed base with motorized head/foot up, head tilt, and lumbar support ? 850 lbs lift capacity? wall-hugger technology with deck-on-rail design? wireless remote with presets (zero-gravity, flat, memory)? bluetooth app remote connectivity? under-bed led lighting? three (3) intensity modes for dual head & foot massage with timer (quad massage units on queen/kings)? toggle key on remote allows for quick independent or simultaneous control of synced bases? dual usb ports on each side? headboard brackets and 3?&6? stackable legs included? automated control box available? fifteen (15) year limited warranty on frame? two (2) year full warranty on motors.