Features 1、Perfect Replacement Part: Designed specifically for Blink video doorbell, this backplate replacement ensures a precise fit, guaranteeing consistency. 2、Durable Plastic Material: Made of premium plastic, this doorbell backplate is lightweight yet sturdy, ensuring long lasting use without easy damage. 3、 Package Includes: This video doorbell backplate set includes one back plate, six screws, one accessory, 3 expansion tubes and one instruction manual to meet your needs. 4、Easy Installation: You can use the included screws to mount the video doorbell onto the wall. Installing the doorbell backplate takes just a few minutes. 5、Superior Craftsmanship: This video doorbell backplate is manufactured to provide the performance and dependability you expect, can better adapt to all kinds of doorbells. Specifications Item Type: Video Doorbell Backplate Material: Plastic Weight: Approx. 34.00g/1.2oz Package List 1 x Video Doorbell Backplate 6 x Screws 1 x Accessory 1 x Instruction Manual 3 x Expansion Tubes