General description This extra large combination key box is designed for secure and convenient key storage. With ample space (inside size approximately 4.3 x 3 x 1.6 inches), it can accommodate multiple keys, including spare house keys, car keys, and door security cards. This key safe is ideal for indoor and outdoor use, providing a practical solution for home, office, garage, school, or gym settings. Technical specifications Inside dimensions: 4.3 x 3 x 1.6 inches Material: High-grade aluminum alloy Combination: 4-digit, offering up to 10,000 possible combinations Installation Includes 4 free screws and 4 expansion plugs for wall mounting Easy to install on walls or other hard surfaces Ensure the box is securely tightened during installation Usage Set and reset your own 4-digit combination for easy access Ideal for emergency entry, vacation homes, and pet sitters Provides a secure alternative to hiding keys under mats or in flower pots Other information Protective cover shields