Shelly i4 Gen4 - Wi-Fi & Matter Smart 4-Channel Input Module, Scene Switch Zigbee, Multi-Click Controller for Existing Buttons, In-Wall, No Relay, App, Voice Platform Control, Hub Required

SMART INPUT CONTROL: 4-channel smart input controller for 110–240 V AC, 50/60 Hz with under 1 W consumption, connects up to four existing switches or buttons to trigger scenes and monitor inputs, no built-in relay MULTI-CLICK SCENE TRIGGERS: recognises up to 4 different action types per input, so a single button can activate several scenes and actions SETUP & PROTECTION: fits in standard wall boxes behind existing switches with neutral wire required; includes overheating protection MULTIPROTOCOL CONNECTIVITY: 2.4 GHz Wi-Fi, Matter, Zigbee and Bluetooth 5.0, doubles as a Wi-Fi and Zigbee range extender and Bluetooth gateway for Shelly BLU devices, no hub required AUTOMATE YOUR HOME: use the Shelly Smart Control app, local web interface, Home Assistant or Alexa through a virtual device routine to run scenes and automations, with webhooks, scripting and MQTT for advanced setups