Warm Tips Before Use: The dimmer light switch requires a neutral wire and fits standard wall plates. No hub required. Works with single-pole setups (not 3-way), 2.4GHz WiFi (not 5GHz). Works with non-smart, dimmable LEDs/CFLs (150W max), Halogens/Incandescents (400W max). Faceplate dimensions: 5.07” (L) x 3.34” (W). Internal switch box dimensions: 2.75” (L) x 1.69” (W) x 1.61” (D) Personalized Indicator Light & Instant Brightness Presets: Customize the indicator light to match or contrast with your bulb’s brightness for a truly personalized lighting experience. The LED dimmer switch new one-touch brightness presets (25%, 50%, and 75%) make it even easier to adjust your lighting to the perfect level, all at the touch of a button Voice Control with Alexa & Google Home: The smart switch dimmer Fully compatible with Alexa and Google Home (not compatible with HomeKit), enabling hands-free control of your lights. Adjust brightness and settings with simple voice commands, making your smart home experience more convenient—whether your hands are full, you’re cooking, or it’s too dark to find the switch APP Remote Control & Dedicated Technical Support: Manage your lighting anytime, anywhere using the Treatlife/Smartlife app (iOS/Android). Whether you're at home or away, controlling your lights is just a tap away. Plus, new dedicated support ensures remote upgrades, helping your device stay current with the latest features Advanced Routines & Smart Scenes: The upgraded 'Smart' scene allows personalized schedules and timers, with new Sleep, Wake, and Random modes. Activate 'Away Mode' to randomly turn lights on/off, simulating occupancy and boosting security. These enhancements offer greater flexibility and control over your lighting Transform your home with the Smart Dimmer Light Switch. Compatible with 2.4GHz WiFi, it supports dimmable LEDs/CFLs (up to 150W) and Halogen/Incandescent bulbs (up to 400W). Personalize your lighting with adjustable indicator lights and one-touch presets (25%, 50%, 75%) for effortless control. Enjoy hands-free operation via Alexa or Google Home, and manage your lights remotely using the Treatlife/Smartlife app (iOS/Android). With dedicated support and automatic updates, your device stays current. Advanced Smart Scenes, including Sleep, Wake, and Random modes, plus ‘Away Mode’ for added security, offer complete control and convenience. Make your home smarter and more secure with the Smart Dimmer Light Switch.