https://doahotest.com/2022/06/17/rain-test-chamber-doaho/ 

Rain Test Chamber, Climatic Testing Chamber - DOAHO

Doaho Rain Test Chambers are Designed to simulate a soaking, rainy environment, they are usually used to test water-tightness of sealed components such as head lamps, tail lights. Dynamic reasons put your products in a variety of temperatures and humidity environments during manufacturing, transport, storage and use. Doaho Climate Test Chambers dedicate to simulate different environmental conditions, to test the influence of temperature and humidity on the properties, function and lifespan of your products. Reproducible, certified and under accelerated conditions. https://is.gd/goSJeS 

climatic chamber, climatic test chamber, climatic testing chamber, environmental test chamber