The Greenwood Unity CV2GIP Smart Dmev Extractor Fan with Timer/Humidistat is a modern and efficient solution for improving air quality in any room. This electric-powered extractor fan features a circular shape and a white finish, making it versatile and suitable for wall or ceiling mounting. With a timer control of 30 minutes and smart control style, this fan offers energy efficiency with an A+ rating. The 4-inch diameter and lightweight design of 0.5 kg make it easy to install and use in your home.