ZKTECO F21 lite

On Call

ZKTECO F21 lite :


F21 Lite is 2.4-Inch TFT Color Screen Display.
Bio ID Fingerprints Reader With Anti Interference Technology.
Multiple Verification Modes: Multi Verification Methods (card is optional).
Full Access Control Features: Anti-Pass Back.
Access Control Interface for 3rd Party Electric Lock.

Key Features:

F21 Lite is a time attendance and access control terminal with advanced Bio ID technology.
Built-in auxiliary input with enhanced flexibility to link with wired detector or emergency switch.
Bio ID fingerprint reader with Anti Interference Technology and Sensor Activation function
Multiple Verification Modes: Multi verification methods (card is optional) providing user various choices.
Full Access Control Features: Anti-pass back, access control interface for 3rd party electric lock, door sensor, exit button, alarm and doorbell.
Built-in auxiliary input with enhanced flexibility to link with wired detector or emergency switch.
F21’s possesses outstandingly high identification rate towards dry, wet and rough finger, Anti-Highlight and Side-Beams minimize the interference occurred during fingerprint verification and Infrared technology enables the device to function automatically when fingerprints are detected, reducing unnecessary electrical usage thus saving energy.
In addition, with the brand new ZMM220 hardware platform, its clock rate can attain 1.2GHZ. Such speedy hardware platform and fingerprint algorithm greatly enhance the speed of fingerprint verification.


Display – 2.4-inch TFT LCD Color Screen
Fingerprint Capacity – 3000
Card Capacity – 5000(Optional) ID or mifare card
Transaction Capacity – 100,000
Sensor – BioID Sensor/ SilkID Sensor (optional)
Algorithm Version – ZKFinger VX10.0
Communication – RS232/485, TCP/IP, USB-host,Wi-Fi
Access Control Interface – 3rd Party Electric Lock, Door Sensor, Exit Button, Alarm
Wiegand Signal – Input, Output
Aux. Input – 1ea for linkage function
Functions – DST, Automatic Status Switch, Record query, T9 input, 14 digit user ID,
Anti-passback, Scheduled-Bell, Printer(Optional), ADMS(Optional)
Power Supply – 12V DC,3A
Operating Temperature – 0 °C- 45 °C
Operating Humidity – 20%-80%
Dimension(LxWxH) – 158.5×78.0x19.4mm
SDK and software – Standalone SDK,ZKAccess3.5 software