Philips Hue White Smart Light Bulb Starter Kit, $99.97
Gift this to a friend who wants to equip a full room or apartment with smart lights. This kit includes four white bulbs, which you can control with Alexa, Google Assistant, and HomeKit, and a Philips Hue Bridge that connects them to your router. You can automate the bulbs with timers and schedules, and create gorgeous lighting effects. With the Philips Hue Sync feature, they can even sync up with the audio of your music, movies, or games.