Designed for indoor use in living rooms, bedrooms, kitchens, bathrooms, and more E26/Medium base fits medium base sockets for 100W incandescent A21 bulbs Incredible colour spectrum lets you bring a dynamic accent colour to any room that you can change anytime 2200K to 6500K warm- and cool-toned white light options allow you to create the right ambiance for winding down or waking up 16w bulb offers an expected lifetime of 15000 hours for long-lasting use Connect via Bluetooth or Wi-Fi to Google Assistant or Amazon Alexa to enable easy operation via voice commands Cync App for iOS and Android lets you manage your lights from anywhere, create custom lighting schedules, and more