Large Storage Capacity. With a large internal storage space of approximately 20.5 cubic inch, Secure Key XL Lock Box allows various of house, car or office keys to be securely stored. ??Durable Zinc Alloy and Aluminum with a Metal Body, tamper-resistant Locking Mechanisms, and Water/Weather Resistance for key protection.??Durable Zinc Alloy and Aluminum with a Metal Body, tamper-resistant Locking Mechanisms, and Water/Weather Resistance for key protection. ??Can be used in various settings, including homes, vacation rentals, businesses (e.g., offices, gyms, hospitals, schools, realtors, and warehouses). ??Install our Wall Mount Key Lock Box easily with four screws. Use it indoors or outdoors for convenient and secure key access. ??Invest with confidence! Our Lifetime Warranty covers your original purchase, providing unbeatable protection for life. ??Whats in the box : 1 Key Lock Box, 4 screws, 4 expanding Screw Anchors, Hanger Hook, User Manual with a Lifetime Warranty.