Suitable for use in shop window displays bars restaurants hotel function rooms dining rooms kitchens bedrooms and more this Robus bulb is smart device enabled and 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 and multiple lamps can be controlled via single app. Tunable white between 2700-6500K RGB and adjustable light output between 10-100% make it a perfect LED replacement for 60W incandescent lamps. Comprised of die cast aluminium plastic coated housing with polycarbonate diffuser it is available in E27 and B22 cap versions with high quality LED array providing high efficacy of 77-89lm/W and wide operating ambient temperature range of -20 degree to 40 degree