TREATLIFE 3 Way Smart Dimmer Switch 2 Pack, 2 Master 3 Way Dimmable Light Switches, 2.4GHz WiFi Smart Switch Compatible with Alexa and Google Home, Neutral Wire Needed, No Hub Required

Additional Details from the Manufacturer

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More features

• Easy to Install: Neutral wire required(house built before 1980s may not have). Works with 2.4G WiFi only (NOT 5G). Make sure to install Treatlife switch on the line side (the source of power) and the 3-way switch on the other end needs to be a standard/dumb 3-way. The smart dimmer switch is only for dimmable bulbs. Max Power: 150W LED, 150W CFL, 400W INC
• 2 Master 3-Way Setup: For 2 different 3 way setups, only need 1 treatlife 3-way dimmer switch for each 3-way circuit. Comes with two main switches that could be used independently, you can install one to replace a current three way setup in a hallway and use the other one in a bedroom. Just replace one of the two 3 way dimmer switches in one cirtuit and leave your other existing 3-way switch in place. Can be used as a 3-way or single-pole switch
• 1%-100% Brightness Adjustable and Voice Control: No hub required. Slide a finger up or down to adjust the light brightness without clicking noise. Compatible with Alexa, Google Home, and SmartThings but not Apple Homekit. The voice assistant make it easy to control and dim all the lights with voice commands. This smart light switch can memorize the last brightness setting to help you get the most comfortable light after powering on
• APP Remote Control and Schedule: Remotely control the lights in your home via APP on your smart phone for security purposes and convenience. Create schedules to automatically turn lights on or off at preset brightness based on your daily routine. App Remote and scheduling works great as well for when you're on vacation
• Reliable Technical Support: FCC Certified. Flame-retardant material and built-in overheat protection for safety. If you have any questions about installation or any other aspect, feel free to contact our Treatlife team, we will help you timely and give you full guidance