Suitable for use in shop window displays bars restaurants commercial office buildings hotel function rooms receptions dining room bedrooms in the home and smart device enabled this Robus filament candle works with iOS and Android via the ROBUS CONNECT App. It connects with Amazon Alexa and Google Home via Wi-Fi with no need for a hub with multiple lamps able to be controlled via single app. This is a perfect LED replacement for 40W incandescent lamps also available E27 and B22 cap versions. High quality high brightness COB LED provides high efficacy of 70lm/W with a wide operating ambient temperature range of -20 degrees to 40 degrees.