To provide a cradle with a waterproof function excellent in photography with a digital camera underwater.

In the cradle with a waterproof function 10 in which the digital camera 40 is housed and with which the digital camera 40 and external equipment are connected, photography is performed with the digital camera 40 housed in the cradle 10 while maintaining watertightness in the cradle 10 when the digital camera 40 is attached. The cradle with the waterproof function 10 includes a liquid crystal monitor 82 so as to reflect a picture displayed on the liquid crystal monitor 74 of the digital camera 40 on the liquid crystal monitor 82 through a signal transmitting means.