APPLICATION: Can be used indoors and outdoors. The Key safe is a great solution for storing keys to allow access where needed. With its Large internal cavity multiple keys or access cards can be stored. EASY TO USE: Has a 4 digit combination that is resettable without the need for a key to gain access. Combination can be reset to allow for thousands of personalised combinations. Install with ease with a mounting kit included. DURABLE: Key Safe is designed to be fixed to a wall or hard, solid surface. Metal construction makes the Key Safe durable and the shutter door protects from the elements. DIMENSIONS: Exterior dimensions (H x W x D) 14.6cm x 10.6cm x 5.3cm. Interior dimensions (H x W x D) 11.5cm x 7.7cm x 4cm GREAT TO SECURE AND SHARE YOUR KEYS: Great idea as Key Safe can be used for Airbnb and holiday lets and can give easy access to carers and Tradesmen., Weight: 2.82632619884 pounds, Manufacturer: Master Lock