This is a suction cup mount, it can be used on glass or smooth walls. It can adjust the angle, you can adjust the camera to the angle you want.
Camera Window Mount Suitable for Universal security Cameras/ Monitors: 1) Camera/Monitors with 1/4 screw hole; 2) Clamp opening is 2.16 - 4.13 inch (5.5 -10.5cm) Fits perforated chassis.
LamYHeng no drill window security camera is compatible with the Infant ,Nanit,nanit pro,miku,Arlo Pro, the Google Nest Cam,Arlo Light,Ring Cam,tapo,GMK, AOSU,litokam,blink,kasa camera,wyze camera,eufy.