LOCK BOX APPLICATION: for indoor and outdoor use; wall mount key safe is best used for Key and access card storage; great internal cavity allows secure storage for multiple keys EASE OF USE: resettable push-button combination for keyless convenience, set and reset your combination allowing thousands of personalized combination code options. DURABLE DESIGN: lockable key storage designed for installation to a wall or other fixed object; metal body construction for durability and shutter door to protect combination dials from weather IDEAL FOR SET OF KEYS: exterior dimensions (H x W x D) 11, 7 x 7, 9 x 5, 2 cm; interior dimensions (H x W x D) 8, 5 x 6, 1 x 1, 5 cm. Simple installation (mounting kit included) EASY TO SECURE AND SHARE YOUR KEYS: great solution for airbag and home rental. Gives easy access to care takers and home workers. Ideal to share keys with your family or roommates.LIMITED if the product or any part of it fails due to a defect in materials or workmanship at any time, Master Lock will or the product or part of charge.