TTLock door lock is a provider of solutions for smart locks. It design and develop hardware and software for computer and smart lock. The software includes mobile App, Web system, Windows client, and etc. All TT locks are with Bluetooth connectivity. Interface is easy to use and pairing to mobile is easy and can be done by user after downloading the TTlock mobile app in Pakistan. Range includes door locks, smart energy saving switches and gateways for management of door locks with ttlock app system. TTlock can generate times and permanent password and also can pair mifare cards for operating the locks.