SONOFF SwitchMan M5 is a mechanical smart switch that is available in 1/2/3 channel, supporting local button, App and voice control. Through the eWeLink APP, you can manage devices at any time, don't worry about forgetting to turn off the electrical appliances when you go out. Want to quickly find the switch button by the LED indicator? Or prefer to sleep well without the disturbance of lights? The LED indicator on the button can be adjusted to various brightness to meet your need. M5 supports voice control by working with Alexa, Google Home, Alice and Siri shortcut. When you are busy, you can turn on the light by your voice. Besides, operated on NSPanel smart scene wall switch to make you control the connected light or home appliances on a touch screen using a tap, and it has the same color as NSPanel which provides a consistent decoration to match your home style. One Phone, One Home Through the eWeLink APP, you can manage devices at any time, don'tworry about forgetting to turn off the electrical appliances when you go out. Press and Go As a smart wall switch, M5 adopts physical buttons for local control. Just press the button, the lights will be turned on. Double as Smart & Safe High Temperature Resistance: PC V0 material ensures high-temperature resistance and excellent flame-retardant. Safety Certification: