Waterproof TTLock App Gateway Fingerprint Lock Smart Door Lock Smart Bluetooth Entry methods: 1-Fingerprint 2-Card 3-PIN 4-App 5-Normal Key Bluetooth App: Easy control, everything from the app. Add fingerprints, cards, and PINs via the app. You can also request a PIN generated by the app from anywhere in the world. Bluetooth type price: 550 Wi-Fi App: All programming is done directly on the lock via the keypad. If connected to Wi-Fi, you can open the door via the app. Wi-Fi type price: 550 Keyless Door Lock Lock Components List Front Panel Smart Card TTLock App: The professional lock app. Easily set all functions on the app without needing to read the manual or perform slow setup via the keypad. TTLock app automatically follows your phone's language. Unlock via App View Access Logs . Get the password (anytime, anywhere) . Activate shared app authorizations (anytime, anywhere) Download attendance logs to the app remotely anytime, anywhere. Battery usage time can be changed for up to 12 months with 50% less power consumption than TUYA) Waterproof TTLock App Outdoor Gateway Fingerprint Lock Smart Door Lock Smart Bluetooth Digital App Keypad Code Connects to intercom 550 Includes installation and programming