For both internal and external use. Test standard of LPS1175 Issue 8, achieving level A5 making it the most secure mechanical key safe available on the market. It has a rubber cover Quick installation, with pre-prepared holes in the cover acting as a perfect guide. The hi-vis keypad The internal space for up to 6 regular house keys. The anti-manipulation, anti-fingerprint keypad has over 4,000 easy-to-set combinations and, unlike other Police Accredited key safes, an anti-tamper backplate is also included as standard. Internal dimensions: 70 x 50 x 20 mm External dimensions: 160 x 95 x 55 mm