Installing this product will not affect the original opening method of your garage door Description: You can open or close the garage door by the APP, check whether the garage door is open or not on APP. When the garage door is opened or closed, it will remind you in time. Tuya smart life version:Tuya smart/Smart life app eWelink version:eWelink app New upgrade function: 1:Authorize multiple people you trust to access your garage. 2: Support forget to turn off reminder, for example, push the message without turning off for 5 minutes 3: Support alexa/google password setting, use voice speakers to open the door, you need to provide a password to ensure security 4: Support setting the motor travel time Specifications: Input: 5V/1A wifi: 802.11 b/g/n 2.4g (supports Bluetooth distribution network, that is, you can solve the problem of dual-band integrated router) Package Included: 1 * Intelligent Garage Door Controller 1 * Set of Mounting Accessories 1 * User Manual