Family members can be invited to jointly control this module. Easy and convenient to install. Specifications: Voltage: AC100-240V, 50/60Hz Working frequency: 2.412-2.484GHz Working temperatures: 10-40℃ Distance: less than 100m Waterproof: IP20 Item size: 39 x 39 x 19mm / 1.5 x 1.5 x 0.8 inch Material: plastic colour: As shown Package Contents: 1 x Opener Switch Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. The Garage Door Switch Module is an intelligent device designed to automate the opening and closing of your garage door. It allows you to set specific times for your garage door to open and close, providing convenience and enhancing home . Compatible with for Home, can control the opening and closing of garage doors through voice commands. Features: The opening and closing of the garage door can be remotely controlled through a mobilephone app. Timed function, you can creates a garage door opening and closing schedule according to needs. The history recording function allows you to view the history of garage door opening and closing at any time.