Leviton Decora Smart Motion Sensing Dimmer Switch, Wi-Fi 2nd Gen, Neutral Wire Required, Works with My Leviton, Alexa, Google Assistant, Apple Home/Siri & Wired or Wire-Free 3-Way, D2MSD-1RW, White
Leviton Decora Smart Motion Sensing Dimmer Switch, Wi-Fi 2nd Gen, Neutral Wire Required, Works with My Leviton, Alexa, Google Assistant, Apple Home/Siri & Wired or Wire-Free 3-Way, D2MSD-1RW, White
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
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Fast U.S. Shipping
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✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
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About This
- HANDS FULL OR CAN'T REACH THE LIGHT SWITCH. Go touch-free by automatically turning lights on when you enter the laundry room, closet, pantry, bathroom, garage or more
- DON'T WORRY ABOUT LEAVING LIGHTS ON - motion sensing saves energy and turns lights off for you; light sensor keeps lights off unless needed
- CREATE A COMFORTABLE AMBIANCE - full-range dimming lets you adjust lighting to the desired level for your space throughout the day
- CONTROL MULTIPLE DEVICES WITH MOTION - use My Leviton Room Response to control additional Decora Smart devices; Use Apple Home to control your HomeKit scenes and accessories
- PERSONALIZE YOUR LIGHTING - customizable fade rates that gradually turn lighting on or off, or preset light level options to make sure lights always come on at the level you want
- AUTOMATIC SOFTER LIGHTING AT NIGHT - perfect in your kitchen for a midnight snack or in your bathroom, using My Leviton Night Settings
- USE YOUR VOICE FOR CONTROL WITHOUT LIFTING A FINGER - works with Google Assistant, Amazon Alexa, and Apple Siri
- ONE SWITCH, MANY OPTIONS - use as a dimmer switch (rated for 300W dimmable LED or CFL; 450W Incadescent, or 450VA MLV) or as an on/off switch via non-dimmable bulb mode for flourescent lighting
- SINGLE POLE OR 3-WAY - control this dimmer from another wall location in your home; works with DD00R / DD0SR Wired Companions or use DAWDC / DAWSC Anywhere Companions with no additional wiring needed
- THE MOST CONNECTED – Works with Alexa, Google Assistant, Apple Home, SmartThings, and Sonos
Overview
- Operation Mode : [ON-NONE-ON, ON-ON-OFF]
- Current Rating : 3.75 Amps
- Operating Voltage : 120 Volts
- Contact Type : Normally Open
- Connector Type : Plug In
- Brand : Leviton
- Switch Type : Dimmer Switch
- Terminal : Wire Leads
- Material : Plastic
- Item dimensions L x W x H : 1.4 x 1.7 x 4.13 inches

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SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
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