These precision-engineered screws are ideal for repairing or replacing the screws in your smart doorbell. Their tamper-proof design ensures that your doorbell remains secure, while the durable metal construction keeps long-lasting performance. suitable for homeowners and technicians alike, these screws provide peace of mind and reliable security. Features -Color:Black -Material:Carbon steel alloy -Size:0.93X0.48X0.48cm/0.37X0.19X0.19in -Design: protects your smart doorbell from unauthorized removal, ensuring it stays securely in place -Broad compatibility: suitable for a wide range of smart doorbell, making installation simple and efficient -Durable durability: constructed from durable materials, these screws are designed to withstand daily wear and tear, ensuring long term reliability -Precision engineering: the head design allows for precise torque application, reducing the risk of stripping and ensuring a tight fit -Home security enhancement: suitable for integrating with smart home , providing robust protection for your home, ideal for both houses and apartments Package list: 16pcs smart doorbell screws