Feature: 1. Made of high‑quality plastic, high hardness, safe and durable, long service life. 2. Waterproof, explosion‑proof, sun‑proof, UV‑proof, can better protect the host. 3. Exquisite workmanship, beautiful appearance, comfortable to touch, easy operation and use. 4. Simple and quick installation, just apply glue (not included) on the bottom and stick it firmly on the wall. 5. 10kg/22lb compressive strength, practical to use, suitable for access control machine, fingerprint lock and doorbell, etc. Specification: Condition: 100% Brand New Item Type: Access Controller Waterproof Cover Material: Plastic Outer Diameter: Approx. 17.5 x 15cm/6.9 x 5.9in Inner Diameter: Length: Approx. 13cm/5.1in Width: Approx. 14cm/5.5in Height: Approx. 10.2cm/4in Function: Rainproof Compressive Strength: 10kg/22lbWeight: Approx. 500g/1.1lbs Scope Of Application: Access control, lock, video intercom, fingerprint lock, doorbell Installation Method of Waterproof Cover: Purchase AB glue (or glass glue) on the market, evenly coat the bottom of cover with glue and evenly paste the edge of the waterproof cover on the wall.Press it by hand for a few minutes and then stick it firmly (glass glue takes about 30 minutes). (glue does not include). Package List: 1 x Waterproof Cover Note: If the installation surface is uneven, or brick, paint, or cement wall, you can first drill holes on the border between the wall and the waterproof cover, apply glass glue and screw screws at the same time, so that it is more stable. (To drill the side holes of the waterproof cover, use an electric drill! Not a percussion drill) (Note: The screw holes are not drilled in the shipment, but the side holes are marked with the design)