About this item

• Early-Warning Notifications: Receive real-time early-warning notifications in the form of smartphone banner alerts, limited SMS/text messages, and emails, each optional and configured per your needs. Please note: YoLink Garage Door Sensor does not alarm or chime, it only sends notifications; For an audible alarm, consider our Siren Alarm
• Requires YoLink Hub for Functionality: The YoLink Hub serves as the exclusive central controller for YoLink devices, linking them to the internet and cloud services. This garage door kit cannot operate with the YoLink app or support integrations with third-party services like Alexa, Google Home, and IFTTT without the YoLink Hub. To find the hub, please search for B07TQLKQLJ, or consider our Garage Door kit that includes Hub B07W64LMKC.
• Universal: Easy-to-add functionality to upgrade your existing garage door opener. Compatible with door openers manufactured after 1993 that utilize photoelectric sensors; Please check compatibility at the description before purchase
• Low-Power Means Longer Battery Life: Because of the low power consumption, YoLink Garage Door Sensor's batteries may last 5 years or more (depending on application and device usage/activity), on standard AAA Alkaline batteries (lithium batteries not required)!
• World's Longest Wireless Range: Powered by LoRa technology, the long-range yet low-power system offers the industry’s longest receiving range in the market (1/4 mile). Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porch/patio areas, sheds, free-standing garages, even remote outbuildings on your property.