Voltage: 100-250VAC, 50/60HzWiFi standard: 2.4GHZ 802.11b/g/nRated voltage: AC 100-240VShell material: PC fireproof and flame retardantWorking temperature: -10~45 Specifications:[Note]:--This is a WiFi only device and is not suitable for any RF 433Mhz or RF 868Mhz remote controls.--Check before placing an order, please test compatibilityPlease check if your garage controller is compatible with our module.Short circuit the wall button terminal on the bottle opener with a stripped wire or a straightened paper clip (I marked it in red). If the garage door is opened or closed, it can be used in conjunction with our intelligent controller.selling point-[No gateway required] You do not need to purchase a Hub for this device, which is connected to the house's WiFi. But a strong WiFi signal is necessary for this device, please try connecting your phone to the senderThe WiFi next to the motivation, if it works, the device will work, otherwise please look for a WiFi signal repeater.Connect to the network faster with WiFi+Bluetooth dual mode. Connecting to the network is twice faster than only WiFi-- APP Remote Control Control devices anytime and anywhere through mobile apps.-- Intelligent Linkage In the intelligent scene mode, linkage can be set to emit an alarm sound. The mobile app will also receive a prompt. Remind you to close the garage door, such as the opening/closing status of the garage door, timeout notification, and overnight notification.Voice control is used in conjunction with Echo, Google Home, Yandex, and Tmall Genie. Make your garage door intelligent, allowing you to open or close it even when you are not on site. History You can view the history of the garage door switch--[Offline Function] When the device is offline, the app will remind the device to be offline after 30 minutes Home Sharing Function Create a Smart Home with Your Family Set timing Turn on and off the connected device at the specified time. Sharing function Share with family for common control--[Siri supported] This device is not compatible with HomeKit. But you can add the click run scenario to the Siri shortcut in the Smart Life application.Package Included:1 * Controller1 * Double core wire1 * Screw packNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.