The robot rain test room is composed of four parts: room body, spray device, water storage and recovery system, and control system. Among them, the turntable is a customized liftable turntable with a load of 300kg, which is convenient for testing both indoor and outdoor robots. The rain shower device can simulate IPX3-IPX6 four waterproof level tests according to GB4208-2017 and other enclosure protection test standards.