Smart lock, only opened Charging: Unopened A smart lock that can be easily unlocked using a PIN, fingerprint authentication, IC cards, etc. I opened it, but couldn't install it, so I haven't actually used it. - Product Name: Smart Lock Pro - Accessories: Remote control, instruction manual, (Sold separately) Lock Pro charging batteries (2) - Color: Black - Functions: Number keypad, fingerprint authentication, unlocking with IC cards such as PASMO, etc. Thank you for viewing.