Features: 1Multiple Control Associations: No need to worry about rewiring issues. You can achieve dual or multiple control on a single light after setting it up on the app. 2Power On State Customization: Set the switch to your desired state based on your life style and needs. Maintain the existing switch state or switch on off upon incoming calls to ensure normal operation of your home devices. 3Flexible Installation: The WiFi relay switch module supports various mounting options. The bracket can be securely mounted on a rail or fixed inside a wall box using screws for reliable installation. 4Device Sharing: Share smart control with your family members to create a personalized smart home experience. 5Switch State Synchronization: Achieve dual control functionality with the matched switches. Choose between toggle switch and state synchronization. When set to synchronization mode, the switch positions are fixed and synchronized with other switches. Specification: Item Type: WiFiRelaySwitchMaterial: PCWeight: Approx. 50.00g / 1.76ozOperating Temperature: -10-65CCurrent: 10AProtection Level: IP20Product Size: Approx. 40x40mm / 1.6x1.6inFeatures: Timer Function, Voice Control, App Remote Control, Power On Status Setting, Multi Control Association Package List: 1 xWiFiRelaySwitch1 x Bracket1 x User Manual