Cosmic Power Base California King Adjustable BaseTake sleep to a whole new level with this California king power base offering adjustable head and foot positioning. With the touch of a button, smoothly raise your upper body to relieve pressure points, sit up in bed or sleep in a partially inclined position (helpful for people who snore or experience acid reflux). Convenient USB charging is available for connecting electronics. Compatible with all memory foam, wrapped coil and hybrid mattresses Head