[Anti-Theft Design] - Specially designed for Blink Doorbell(2025 Release). NOT compatible with Blink doorbell(2021 Release) or Blink Battery Doorbell 2k+(2026 Release). SENLEG encases your doorbell securely, It cannot be removed from the side of your door unless the door is open. [Door Size Requirements] - It’s most important thing to check your doors before ordering. Inward-opening doors only | Door thickness 1.37" to 2.3" | Door frame gap >0.1" | Not suitable for iron security doors, storm doors, or screened doors. [No Tools or Installation Required] - Attaches securely in seconds and easily installs and uninstalls. Simply place the Blink video doorbell inside and slide it over your front door, then adjust the fixed clip according to your door thickness. [High Quality Material] - Blink anti theft doorbell mount is made of high quality plastic housing and metal. It is tight and secure so your blink doorbell won't fall down the door. All the holes of Blink doorbell cover are well designed and won't block doorbell motion sensors and two-way audio. [What You Will Get?] - 1 x Blink doorbell camera mount, 1 x doorbell key, installation instructions and various installation accessories(Doorbell sold separately). If you have any questions, Please feel free to contact us,we will give the quick solution., Weight: 0.6393405598 Pounds, Manufacturer: SENLEG