High Security: The combination lock hasp features anti-pick security screws and a sturdy 4-digit sliding bar that can be configured with thousands of codes, making it easy to monitor your home with a significant increase in security and privacy. You will no longer have to worry about losing your keys. High-quality materials: The 4-digit combination lock uses high-quality zinc alloy as raw material with high-grade steel bolts. resistance for greater strength and durability. Its chrome-plated surface can effectively prevent rust and corrosion, extending its service life. Wide range of applications: The combination lock bolt is suitable for bedrooms, cabinets, closets, sheds, bedrooms. bedroom, gardens, garages, warehouses, etc. It can effectively protect your personal belongings, and its keyless design makes it more convenient to use. Easy Installation: With one-way stainless steel screws, tamper-proof solid sliding cylinders, locking cylinders and a Multi-hole design, the combination lock is very easy to install. You just need to use a screwdriver to fix it where needed and it will be ready to use. Password change: The initial password of the raincoat combination lock is 0000. To change the password, simply open the card cover with a screwdriver, move the handle from point A to point B, rotate the password wheel and enter the new password , then reposition it at point A, close the cover and it is ready for normal use.