WiFi-operated action and scenes activation device Shelly Plus i4 allows you to manually activate or deactivate any created scene, run synchronized actions, or execute complex trigger scenarios. Enhanced with an extremely fast processor, Shelly Plus i4 will immediately command the execution and notification of various actions. You can use Shelly Plus i4 to control other connected Shelly relays, sensors, or HTTP and MQTT-controlled devices. KEY FEATURES Open Source Firmware Reprogrammable Embedded webserver Bluetooth - Add devices quickly and easily via Bluetooth connection using the Shelly Cloud app. Extremely fast ESP32 processor Multi-click - Up to 12 possible actions Improved API interface Javascript support for customized and complex scenarios Designed for installation in a limited space, such as wall mounts, electrical control panels, etc. Can function as a standalone device, as an accessory to a home automation controller, or it may be used as another automation system's component. NOTES Standard warranty (included in purchase price): 3 Years warranty through manufacturer due to device malfunctions when it is used in user manual described conditions. While this is technically user-installable in many locales, we recommend consulting a licensed electrician to install automation components - in addition to being licensed to work with electrical devices, they are also familiar with local building codes. Manufacturer's note: Each Shelly device emits heat under load. Do not combine two or more Shelly devices stacked on top of each other in a confined space. There must be a minimum distance of 1 cm between them to allow for airflow. Power Power supply AC 110-240V ±10%, 50/60Hz Power supply DC No Special functions Device temperature protection Yes Overload protection No Multi-click support Up to 12 possible actions Features HTTP/HTTPS webhooks Yes Custom scripts(mJs) Yes Channels 4 Channel Input Operational temperature 0°C to + 40 °C Device power consumption < 1 W Intelligent On/Off Yes Local and remote control Yes Sunrise/Sunset Yes Weekly Schedule Yes Connectivity Wireless Yes Wi-Fi Protocol 802.11 b/g/n Wi-Fi Radio frequency 2412-2472 МHz Wi-Fi Radio signal power 1mW Wi-Fi Range up to 50 m outdoors and up to 30 m indoors (depending on the building materials) Dimensions Size 42 mm x 38 mm x 17 mm LINKS Official Support - https://shelly.cloud/support/ Support Group - https://www.facebook.com/groups/ShellyIoTCommunitySupport API and Communication Documentation - https://shelly-api-docs.shelly.cloud/gen1/ API Reference: https://shelly-api-docs.shelly.cloud/gen1/#shelly-family-overview