[Compatibility]: These video doorbell security screws compatible with video doorbell,video doorbell 2,video doorbell pro.<br> [Easy to Replace]: Unscrew the old security screws at the bottom of the faceplate, and then use the screwdriver to insert the tip into the security screws to tighten them.<br> [High Quality]:-The screws are made of industrial hardened Metal, strong as quality,Durable to use,Replacement Security Screws have been electroplated with Zinc to resist corrosion and rusting.<br> [Use For]:-The video doorbell screw kit can be used to remove the video doorbell for battery replacement, charging and replacement, and Wifi password reset access.<br> Colour:Black<br> Material:Metal<br> Package Contents:<br> 20 x Doorbell Screws<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.