The Vaultek 20 Series gun safe is designed for those that want Vaultek's solid construction and security in a small, easy to carry case. All models come with number keypad allowing 4 - 8 number combos. The VT20 comes with a bluetooth monitoring app to manage you safe settings. The VT20i goes a step further and comes with a biometric scanner that takes up to 20 fingerprints. California DOJ approved.