Large & Secure Storage for Up To 5 House Keys or 3 Large Keys. Prevents Lockouts and Provides Access To Your Property Through Health Care. Service Technicians and Pet Sitters. When You Are At Work or On Vacation. Perfect Key Storage Solution for Airbnb Rentals. A Notice: In Addition, There Is A U Wire In A Key Lock Box. Which Is Helpful for Unlocking. Double-Wall Construction Impact-Resistant Cover Resists Hammering. Sawing or Prying Open. Safely Place The Keys To Your Kingdom In Our Key Safe. 4-Digit Number Combination You Can Customize Your Own Access Code. The Hinged Lid Allows One-Handed Operation. Instructions Guide Steps. To Reset Your Access Code At Any Time. Materials Mainly Zinc Alloys. Aluminum Alloys and Stainless Steels. It Is and Durable. External Dimensions: 12 X 8 X 3.5Cm. Your Key Safe Has A Weatherproof Sliding Cover. Which Protects The Combination Dial From Components. Easy To Installall Necessary Materials Are Included: 4 Screws. 4 Nylon Dowels. Installation Method: 1. Open The Box, Inside There Are 4 Holes On The Back of The Box. 2. Hold The Box Against The Wall and Mark The Position of The Holes. 3. Drill Holes In The Wall. 4. Place Plastic Ramp Plugs In The Wall. 5. Place The Box On The Wall and Then Screw In The Screws Provided. Quality Assurance - Guarantee We Offer 45-Day Money Back and 1H2-Month Worry-Free Service. If You Have Any Problems, Please . Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.