Introducing the Tapo Smart Lighting Smart Wi-Fi Light Switch, Dimmer, 3-Way Kit. This smart lighting control kit offers 0-100% brightness control, manual, app, and voice control with Siri, Amazon Alexa, Google Assistant, or Samsung SmartThings. Set custom schedules, enjoy fade on/off effects, and monitor energy usage. These lights are designed to dim today’s energy efficient LEDs as well as traditional incandescent bulbs. Easy setup with Bluetooth and the Tapo app. Please consult a certified electrician if you’re not familiar with electrical wiring. Perfect for living rooms, halls, and stairways. This product includes 4M of flash memory and a built-in memory chip , with an LED display panel and wall-mounted design. It supports a maximum power load of 15A for general use and 300W for incandescent bulbs, operating on a 100-120V power supply at 50/60Hz. For added security, it includes two-factor authentication (2FA). It operates in a temperature range of 32 ?~104? with an operating humidity of 10%~90% non-condensing. It stores in a temperature range of -40 ?~140? with a storage humidity of 5%~90% non-condensing. This product is FCC, UL, and RoHS certified. The package includes 1 Smart Wi-Fi Dimmer Switch, 1 Satellite Dimmer Switch, 2 wall plates, 5 wire nuts, wire labels, and a quick start guide.