
Black single machine = fingerprint + password + card swiping + key

Single-machine silver = fingerprint + password + card swipe + key

Graffiti black = fingerprint + password + card swiping + Graffiti smart + key

Graffiti Silver = Fingerprint + password + card swiping + Graffiti smart + key

Tongtong Lock Black = Fingerprint + password + card swiping + Tongtong Lock APP+ key

Tongtong Lock Silver = Fingerprint + password + card swiping + Tongtong Lock APP+ key

Tuya WiFi= Fingerprint + password + card swiping + Tuya WiFi direct connection

The Tongtong Lock gateway, when paired with a lock, can achieve remote lock opening Settings

The Tuya gateway, when paired with a lock, supports remote unlocking

Tuya WiFi Silver = Fingerprint + password + card swipe + Tuya WiFi direct connection