Neutral conductor required: please make sure your original switch has a neutral wire before purchasing. If you are unsure, please contact a professional electrician. We provide installation instructions and videos in the app and on the product detail page Smart relay: meross relay module fits into any standard mounting box and can be mounted on / flush-mounted. Upgrade old switches to intelligent mode. Compatible with rocker switches, toggle switches, flush-mounted switches, reset switches and other switch types Voice Control meross light switch works with most voice control devices on the market, compatible with Siri, Amazon Alexa and Google Home. You can turn the lighting on and off with just voice to free your hands. Easy to use, saves time and makes your life easier Voice control: The module can be linked to HomeKit, Alexa and Google Home. This allows you to operate your switches and sockets via voice control. Hi Siri, turn on the switch in the living room Mini size: 5 cm x 4.6 cm x 1.9 cm, fits into any standard flush-mounted box. A neutral conductor is required and max. Power 400 W. Detailed installation instructions are available in the meross app Schedule and remote control: you can set a schedule for 24 hours a day and seven days a week for WiFi switch module, or apply different scene modes. You can control the switch on other Apple devices, the Meross app is compatible with Apple Watch Note: WiFi relays are mainly compatible with toggle switches, rocker switches and dimmer switches. Please make sure the correct switch types are used

Technical Details Manufacturer: ‎meross Part number: ‎MSS810 Item Weight: ‎190 g Product Dimensions: ‎5 x 4.6 x 1.9 cm; 190 g Item model number: ‎MSS810 Size: ‎HomeKit Ver. Style: ‎Relay module 4 pieces Pattern: ‎Compatible with HomeKit and Alexa Wattage: ‎400 watts Item Package Quantity: ‎1 Switch Type: ‎1-way Included Components: ‎4 switches Batteries Included?: ‎No Batteries Required?: ‎No Additional Information ASIN: B0CF1SRNPR Date First Available: 28 Sep 2023

4 switches