Our 304 stainless steel smart locks are perfectly engineered for commercial doors, aluminum profile doors, courtyard doors and all kinds of outdoor entrance doors. Featuring superior waterproof, moisture-proof, dust-proof and rust-resistant performance, the locks fully adapt to harsh outdoor environments including sunshine, rain, humidity and temperature changes. With double-sided waterproof structure and solid industrial-grade housing, it maintains stable operation for long-term outdoor exposure and high-frequency commercial use. The universal installation structure fits most profile door and commercial door specifications, making it ideal for commercial streets, shop fronts, outdoor courtyards, scenic facilities and outdoor engineering supporting projects.