Smart Wi-Fi Dimmer Switch

  • Replace the single pole switch. Not compatible with a 3-way switch.
  • Dim your INC, CFL, and LED bulb to suit different scenes.
  • Works with Apple HomeKit, Amazon Alexa, Google Assistant, SmartThings.
  • Control your lights anytime anywhere with Meross app.
  • Create on/off schedules or auto-off timers to work automatically.
  • Easy to install and setup. No extra hub required.
  • Neutral wire(white wire) required.
  • Apple HomeKit website listed.
  • 90-125V~, 50/60Hz
  • 400W Max. for INC
  • 150W Max. for CFL&LED
  • 1 x On/Off button: Press and hold for 5 seconds to initiate factory reset process
  • 2 x Brightness button
  • 1 x Reboot button
  • 1 x Status LED
  • 5 x Brightness LED
Dimensions ( W x D x H )             
  • 1.7 x 1.5 x 4.1 in. (without wall plate)
  • 2.8 x 0.2 x 4.7 in. (wall plate)
  • One internal antenna
Wireless Standards
  • IEEE 802.11 b/g/n, 2.4GHz, 1T1R
Wireless Security
  • Support 64/128 bit WEP, WPA-PSK/WPA2-PSK
  • *Does not support Enterprise Wi-Fi.
  • FCC, IC, ETL
Package Contents 
  • 1 x Smart Wi-Fi dimmable switch
  • 1 x Faceplate
  • 4 x Wiring nut
  • 2 x Screw
  • 1 x User manual
System Requirements    
  • Smartphone running iOS 9* or later, Android 4.1 or later
  • Existing Wi-Fi network
  • *HomeKit version requires iOS 13.0 or later.
  • Operating Temperature: 0°C~40°C (32°F~104°F)
  • Storage Temperature: -40°C~70°C (-40°F~158°F)
  • Operating Humidity: 10%~90% non-condensing
  • Storage Humidity: 5%~90% non-condensing
Physical buttons on the smart dimmer switch are not responding.

Power cycle the switch at the circuit breaker will fix this.

Switch safety information

     CAUTION: Risk of electric shock

  • Make sure that the power to the wall switch to be replaced is turned OFF.
  • The light switch must be installed and used in accordance with the National Electric Code (NEC) or your local electrical code.
  • Do not install the wall switch with wet hands or standing on wet or damp surfaces.
  • Output power:

            MSS510/MSS560/MSS565/MSS570: Max 400W (INC) and 150W (CEL and LED).

            MSS550: Max 200W (INC) and 150W (CEL and LED).

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