1. Laser micro-seam cutting, smooth edges, improved anti-smashing skills, security guard. 2. It is made of multi-layer high-strength, high-hardness and high-toughness alloy steel plate, which is sturdy and durable. 3. Double unlock, after installing the battery, the password can be used, no battery is installed, and the key can be used. 4. Password setting 3-8 digits password can be set freely to prevent the collision code; spare key, set the spare key to prevent forgetting the password. 5. Steel plate thickness: 2 mm solid steel plate. 6. Product material: low carbon alloy steel. 7. Product size: 17x23x17cm.
