M5 is a smart switch with the gateway function of “eWeLink-Remote“. If you want to use the “eWeLink-Remote” control function, you need to use it with the S-MATE or scene remote controller R5. High-precision physical button to operate. Anyone can easily use it. Separate the high and low voltage so you can disassemble the switch safely. Manage devices at any time, don’t worry about forgetting to turn off the electrical appliances. Supports voice control by working with Alexa, Google Home, Alice, and Siri shortcut. CE and UKCA certified. Safe performance is guaranteed. Wi-Fi: IEEE 802.11 b/g/n 2.4GHz Casing material: PC V0 Working temperature: -10°C-40°C Voltage: 100-240V AC 50/60Hz Output: 100-240V AC 50/60Hz MCU: ESP32 M5-3C Current output: 6A(2A/Gang) M5-3C Max. power: 1320W (440W/Gang) What's in the box 1 * M5 SwitchMan Smart Wall Switch 2 * Screw 1 * User Manual