1.Realize the collection of system information, information input information, centralized control of remote control and other functions. 2. Remotely read the lock operation recording, remotely read the lock for recording password, fingerprint, and swipe. 3. Remotely delete the digital password user. 4. Remotely calibrate the clock module. Model: G2 Network: WIFI 2.4G Power interface: Type-c USB lEEE standard: 802.11 b/g/n Power input: DC 5V / 500mA Scope of application: household Lock lever spacing: standard (mm) Colour: white Material: plastic Size: 70x70x26 mm Package Contents: 4 x G2 smart door lock 4 x type-c charging cable 4 x Chinese and English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.