Smart relay switch with Bluetooth repeater, Matter compatible: easily control devices directly with Alexa, Apple Home, Google Home or SmartThings (requires a compatible speaker). The integrated Bluetooth repeater supports networking of up to 10 SwitchBot Bluetooth subdevices and ensures seamless connectivity. Supports 2 Bluetooth devices with Matter and can be controlled via Apple Home. Note: Please add the device to SwitchBot app first, then switch to Matter add mode in device settings. 【Makes old devices smart instantly】Compact device (4.2 x 3.7 x 1.6 cm), fits most switch boxes and sockets without rewiring. Fast 10 minute installation for remote control and automation of light, fans, heating and air conditioning. Versatile control options: connection via WLAN without hub for remote control via smartphone. In case of internet failure, local control via Bluetooth. Matter protocol allows direct connection to Alexa, Apple Home, Google Home, and SmartThings for voice-controlled, hands-free operation. Adjustable smart scenes: automatically turns on the lighting when door opening or movement (SwitchBot sensor required) and turns off the hallway lighting at a preset time. In combination with SwitchBot meter, garden watering can be automated based on temperature and humidity. Safe and reliable: The V0 flame retardant housing with overtemperature protection disconnects the power supply in emergencies. After failure, the switch will restore the previous state. Equipped with an ESP32 processor for improved communication, data transfer and efficient control. World's First Smart Relay Switch with a Built-in Gateway That Supports Matter: This device allows direct control of appliances through Alexa, Apple Home, Google Home, and SmartThings (compatible speaker required). With its integrated gateway, you can safely and conveniently connect with other smart devices from different brands. Instantly Make Old Devices Smart: This compact 1.65 x 1.45 x 0.63-inch device fits most switch boxes and outlets without rewiring. It offers a quick 10-minute installation for remote control and automation of lights, fans, heating, and air conditioning. Monitor Electricity Usage: Relay Switch 1PM allows you to control a one circuit channel while accurately monitoring energy consumption and power, generating detailed graphs. SwitchBot provides a free 2-year app data cache to help you analyze and manage energy usage. Multiple Control Options: Connect via Wi-Fi without a hub to control appliances remotely via smartphone. If the internet is down, use Bluetooth for local control. Matter Protocol supports direct connection to Alexa, Apple Home, Google Home, and SmartThings, enabling voice control for hands-free convenience. Custom Smart Scenes: Allows you to automatically turn on lights when doors open or with motion (SwitchBot _x001D_Sensor required), and can turn off hallway lights at a preset time. Pair with SwitchBot Meter to automate garden irrigation based on temperature and humidity. Safe and Reliable: V0 flameproof casing with over-temperature and overload protection ensures safety by cutting power during emergencies. After an outage, your switch will also restore to its previous state. Comes with an ESP32 processor for enhanced communication, data transmission, and smart control efficiency.