Electric or solar-powered Velux roof windows need a way to be controlled. There are four options, from a basic wall switch to full smart home automation with climate sensors. This guide compares the standard remote, Velux Touch (KLR 300), App Control (KIG 300), and Velux Active (KIX 300), with honest pros, cons, and our recommendation for each. Written by a Velux Certified Installer in Sheffield with over 20 years of experience.