The Phoebe LED Smart WIFI relay swtich for in-line installation into lighting circuits.Wirelessly turn lights on/off via smart device control or via home hub.Install this Smart WIFI controlled relay swtich into any standard lighting circuit and contol the circuit with a smart device TUYA app or voice command via a home hub.Maximum load 600W (400W LED and fluorescent light bulbs) - Requires TUYA App and 802.11 b/g/n 2.4GHz network.240V 500W Relay SwitchWirelessly turn lights on/off via smart device control or via home hub.Warning: Not suitable for use with Smart WIFI lighting products.