1.Quality steel plate made by punching and shaping. 2.Heavy chrome steel slots with three ways bolted. 3.Anti-drilled key parts like door and bolts 4. Elegant gearing and anti-destroyed protection equipment. 5. Electrostatic powder coating ,corrosion resistance . 6.Elegant fingerprint module. 7.30 pcs fingerprint can be registered. 8. Emergency key and external electric supply . 9. (Adjustable shelves) 10. Anchor hole.