NEUTRAL WIRE REQUIRED: Please make sure your electrical box near the fuse box has neutral wire (white) before purchasing. If you are not sure, please send us a photo of the inner part of your electrical box. We can check it for you timely.
EASY TO INSTALL: 15 mins for installation. Only for 3-way installation. Fit for 1/2/3/4 gang box and 1/2/3/4 gang standard size Decora/GFCI wallplate. Works with 2. 4G WiFi only and does NOT support 5G WiFi, no extra hub required.
SMART DIMMER SWITCH WITH VOICE CONTROL AND REMOTE CONTROL: These smart WiFi switches are compatible with Alexa, Echo, Echo Dot, Google Assistant, Google Home and IFTTT. Simply use your voice command to turn on/off your light or adjust the brightness. Control your light via smartphone (iOS or Android) from anywhere anytime. ONLY supports Meross app.
SMART 3 WAY SWITCH WITH TIME SETTING AND BRIGHTNESS MEMORY: You can easily schedule it to turn on/off or dim the light automatically. When you turn on the dimmer switch, it will turn back at the same brightness it was when you turned off. Support sunrise and sunset setting.
QUALITY AND TECHNICAL SUPPORT: The smart switch housing is made of PC+ABS fire-retardant material. Protection against electricity overload. Meross smart light switch is certified by FCC/ ETL and has met safety and quality requirements. We offer 30-day money back, 1-year quality and lifetime customer support. If you have any questions about your switch types, installation or Wi-Fi connections, please contact us, we will give you a satisfactory solution.