High quality ultra-compact electric lock. Rustproof, durable, safety, convenient to use. Mounted, hidden, embedded arbitrary installation, 360 degrees from all angles applicable. Security: anti-vibration, prying-resistant, anti-drilling, anti-technology open design. Applicable for being installed in the escape doo or fire door electronic controlled system. Suitable for all kinds of container products. Widely used in school, mines, factories, banks, troops, prisons, courts, hotel, farm, bath center and other places., Manufacturer: TopHomer