The phrase "special cradle" refers to a unique kind of bed or frame specifically designed to hold or support something important or delicate. Full definition
We use them every day when we broadcast signals from giant radio towers, cook in microwave ovens or use an electric toothbrush that recharges wirelessly in a special cradle next to the bathroom sink. (sciencedaily.com)
The Nintendo Switch is a tablet device that, when placed in a special cradle, will allow console quality games to be played on an HD television. (engagedfamilygaming.com)
It also uses a microUSB port for charging, ditching the need for a special cradle or stand. (t3.com)