About this item 100% stainless steel Anti-drop&Anti-theft Design: Our security chain for camera can catch your nest camera securely and prevent it from falling to the floor when you are adjusting or changing the batteries in the camera or even when the camera slips accidentally due to inclement weather. Besides, it can also help deter a thief trying to grab quickly and run with your camera as well. Premium materials: The anti drop chain is made of high-grade stainless steel material which is solid,waterproof,rust-resistant and serves you for long time using. It's especially suitable for outdoor and indoor. Easy to install: This simply constructed anti drop chain for camera comes with specialized screws and screwdrivers for easy installation, you just need to spend a few minutes attaching one end of the chain to the screws on the camera base and the other end to the screw holes on the existing base of the camera. Compatible Model: Anti-drop security chain is only suitable for Nest Cam Outdoor or Indoor,Battery-2nd Gen. Warm tips: Our screws are not compatible with Nest Cam Outdoor - 1st Gen & Nest Security Cam (Wired) & Nest Cam (Floodlight) & Nest Cam lQ Outdoor, please comfirm your nest camera model before purchasing. What you will get : The package will come with 2 x7.9''/20cm anti drop and anti theft chains, 2xscrews,1xscrewdriver.