SLK20M - Uncategorized ZKTeco - Free user manual and instructions

Product Type	Biometric Access Control Terminal
Brand	ZKTeco
Model	SLK20M
Display	2.8 inch TFT color screen
Fingerprint Capacity	2,000 fingerprints
Card Capacity	2,000 cards
Communication	TCP/IP, USB Host
Power Supply	12V DC, 1.5A
Dimensions (H x W x D)	180 x 80 x 30 mm
Weight	0.5 kg
Operating Temperature	0°C to 45°C
Humidity	20% to 80%
Authentication Methods	Fingerprint, Card, Password
Voice Guidance	Yes
Log Capacity	100,000 events
Security Feature	Tamper switch alarm
Maintenance	Clean sensor with soft cloth; avoid liquids
Spare Parts	Power adapter, mounting bracket, screws
Warranty	1 year limited warranty

Frequently Asked Questions - SLK20M ZKTeco

How do I install the ZKTeco SLK20M?

Mount the device on the wall at a suitable height using the provided bracket. Connect the power supply and network cable. Use the admin software to configure settings.

How to enroll a fingerprint on the SLK20M?

Press the Menu button, select 'User Management', then 'Enroll Fingerprint'. Follow the on-screen instructions to scan the finger three times for optimal recognition.

What types of cards are supported?

The SLK20M supports 125kHz EM cards and 13.56MHz Mifare cards.

How to reset the device to factory settings?

Go to 'System Settings' > 'Factory Reset' and confirm. Alternatively, press and hold the reset button inside the device for 5 seconds.

Can I connect the SLK20M to a network?

Yes, connect via TCP/IP using an Ethernet cable. Configure the IP address in the network settings of the device.

How to clean the fingerprint sensor?

Use a soft, lint-free cloth slightly dampened with water or alcohol. Gently wipe the sensor surface. Avoid abrasive materials or liquids entering the device.

What to do if the device is not recognizing fingerprints?

Ensure the finger is clean and dry. Re-enroll the fingerprint if it was not stored properly. Check sensor cleanliness. If issues persist, contact ZKTeco support.

How many users can be stored?

The device can store up to 2,000 users with fingerprint, card, or password credentials.

Is the SLK20M weatherproof?

No, it is designed for indoor use only. Avoid exposure to rain, direct sunlight, or extreme temperatures.

Where can I find the user manual?

You can download the PDF manual from notice-facile.com or the official ZKTeco website. It includes detailed installation and operation instructions.

USER MANUAL SLK20M ZKTeco

Today, the biometrics market is finally ready.

Consumer markets, government programs, and industrial applications require reliable technologies and cost-cutting solutions. In these applications, accuracy and security are paramount. Thus, biometric technology is being implemented for its user-friendliness and its ability to block illegal attempts at security systems.

SLK20 Series

SLK20 Series is a leading fingerprint scanner designed by ZKTeco USA laboratory with an advanced optical design. It has superior live fingerprint detection technology and can capture high-quality fingerprint images with a built-in 2MP camera.

SLK20R is a comfortable and affordable desktop enrollment and identification fingerprint scanner with USB communication.

SLK20M is the smallest embedded optical module in the world that combines a 2MP image sensor with an ARM9 processor for powerful performance. With the ultimate design, it can be flexibly integrated with various system applications without requiring any additional accessories.

SLK20R

Close-up of a black ZKT Eco device with green accent, no visible text or symbols on the device itself.

SLK20M SLK20M-S

Close-up of a black plastic electronic component with internal components and mounting holes (no visible text or symbols)

	SLK20RUSB Reader	SLK20MIntegration module	SLK20M-SHigh capacity module
CPU 280MHz
Flash 32 MB
Operating conditions	Good performance even with water splashGood performance under sunlight (darkfield and automatic gain/exposure)Good performance even with dry, moist, or rough fingerprintsLive Finger Detection
Power Consumption	5V: 120-240mA scanning /5V: 97mA idle (waiting for finger)	5V:200mA Scanning /5V:60mA idle (waiting for finger)
Comm. Interface	USB Type A	UART (115,200 bps / TTL3.3V) / USB 2.0
Dimension (L*W*H)	49*44*20.1mm 36.2 * 44.2 * 15.85mm
Image Resolution	500 dpi 500 ~ 1,000 dpi
Image Size	300*400 pixel (FAP20 )
Template ZKFinger V10.0; ISO19794-2; ANSI 379
Template capacity	N/A 2,000	8,000
Operating Environment	-20 °C~ 50 °C; 90% r.h.
Certifications	FCC, CE, RoHS, PIV

ZK9500

ZK9500 is one of the latest optical fingerprint scanners developed by ZKTeco. It supports finger detection and quickly captures high-resolution fingerprint images. With a compact desktop design, it is easy to use for fingerprint registration. It can be connected to Android tablets or mobile phones with a USB connection. Also, we provide SDKs for customers to develop their own applications.

Black rectangular electronic device with a central display and 'ZKT' branding (no readable text beyond branding)

Features

CPU: 280MHz
Flash: 32 MB
Water Splash: No damage, make sure it can work
Power Consumption: 5V: 140-195mA scanning 5V: 63mA idle (waiting for finger)
Interface Type: USB Type A
. Dimension: 124.5*102*34mm (L*W*H)
- Sunlight Operation: Yes, darkfield and automatic gain/exposure
Dry, Moist, or Rough Fingerprints: Work well
Image Resolution: 500 dpi
Image Size: 300*400 pixels (FAP20)
Template: ZKFinger V10.0
• Certifications: FCC, CE, RoHS
Operating Environment: -20 °C \~ 50 °C; 90% r.h.

Hybrid Fingerprint & Finger Vein Readers

ZK6500

ZK6500 is an optical fingerprint scanner developed by ZKTeco. It is easy to use and features high speed and 2MP optical sensor, with low power consumption. We provide an SDK (Windows, Android, Linux) for developers and it can easily connect to Android mobile devices.

Black DKT-100 fingerprint scanner with green logo (no text or symbols on device body)

Features

Prism Material: Optical glass

CPU: 280MHz DSP

Flash: 8MB

Image Resolution: 500dpi

Encryption IC: YES

Interface Type: USB Type A

Dimension: 76.00 * 84.48 * 68.97 mm (L*W*H)

Sunlight Operation: YES, darkfield and automatic gain / exposure

Illumination LED: Green

Collecting Area: 16.5 * 23 mm

Image Size: 256 * 360 pixel

Live Detection: N / A

Template: ZKFinger V10.0

ISO/ANSI Support: N / A

Certifications: FCC, CE, RoHS

Operating Environment: -20 °C \~ +50 °C; 90% r.h.

PV10 Series

PV10 Series is a biometric palm scanner for capturing palm and vein features. It uses a near-infrared fill light, a wide dynamic image sensor, and an aspherical distortion-free camera optical system. It can capture palm and vein images under the palm skin, offering excellent anti-spoofing performance.

PV10R supports standard USB communication, making it easy to implement palm vein recognition.

PV10M is a touchless module for capturing palm and vein features. Combined with the ZKPalm SDK, customers can easily develop tailored palm recognition systems.

PV10R

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PV10M

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		PV10RUSB Reader	PV10MEmbedded module
Sensor	Grayscale 256 levels
	Image size 480 * 640
	Distortion rate <1%
Hardware	Connector N/A 7-pin 1.25mm USB 2.0
	Power consumption --- 0.5W (Standby) / 1.5W (Operating)
	Interface USB 2.0 (High speed)
	Power requirements USB 5V
	Temperature -10°C ~ 45°C / 14°F ~ 113°F
	Humidity 0 ~ 90% RH
	Lighting Environment Enrollment <800Lux; Authentication <2000Lux
	Dimensions	83mm * 34mm (±1mm)(Diameter * Depth)	52.4 * 52.4 * 16.8mm (±1 mm)(L*W*H)
Supported OS	Windows Windows XP / Windows 7 / Windows10 (32/64bit)
	Android Android 4.1 or higher
ZKPalm SDK	Recognition Angle	Roll ± 60°, Pitch ± 30°
	Recognition Method	1:1, 1:N
	Capacity	6,000 templates
	Accuracy	FRR=0.68% when FAR=0.001%
	Recognition Time	<300ms (Quad-core Cortex-A9 up to 1.6GHz)
Certifications	Certifications	CE, FCC, RoHS

PV50 Series

The PV50 Series are binocular cameras designed with high-performance heterogeneous processors. The binocular camera modules have built-in palm recognition algorithms which support palm detection, palm liveliness detection, and user identification with palms.

PV50MC supports standard USB communication, making it easy to implement palm-vein recognition.

PV50M is an embedded module that, when combined with ZKPalm SDK, can allow customers to easily develop tailored palm recognition systems.

PV50MC

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PV50M

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		PV50MCUSB Reader	PV50MEmbedded module
General	Processor Quad-core Cortex-A7@1.5GHz, 1.2 TOPS (INT8)
	Image Sensor Two 1/2.8" 2MP HDR CMOS
	Camera M8; 2MP; using Visible Light or Near-Infrared light
	Comm. Interface USB 2.0
	Comm. Protocol UVC & HID protocol
	Power Supply DC5V 1A (min.)
	Operating Temperature -10°C to 50°C
	Operating Humidity 0 to 90% RH
	Dimensions (L*W*H) 80 * 44.4 * 29.78 (mm) 62 * 38 * 25.3 (mm)
Optical & Image Parameters	Camera Type	Cam 1: Visible light / Cam 2: Near-infrared
	Field of View D=73°; H=65°; V=40°
	Image Resolution & Frame Rate	720*1280@25fps480*640@25fps
	Wide Dynamic Range	105dB
	Distortion	≤0.5%
	Default Output Format	Cam 1: MJPEG / Cam 2: NV12
	Luminance	0.01 lux to 50,000 lux
Operating System	Windows	Windows XP/ Windows 7/ Windows10 (32-bit or 64-bit)
	Android	Android 4.1 or above
ZKPalm Algorithm	Angle Tolerance	Yaw ≤±30°, Pitch ≤±30°, Roll ≤30°, Bend ≤20%
	Palm Capacity	6,000 for 1:1 and 1:N comparison
	Recognition Accuracy	FAR=0.001% when FRR=0.68%
Certifications	Certifications	CE, FCC, RoHS

FA50 Series

FA50 Series are binocular cameras designed based on high-performance heterogeneous processors. The binocular camera module has built-in facial recognition algorithm that helps in face detection, alive body detection, mask detection, and can recognize the age, gender, emotional expressions, and identity of a user with his/her face.

FA50MC supports standard USB communication, making it easy to implement palm vein recognition.

FA50M is an embedded module that can be combined with software interfaces to efficiently integrate smart recognition functions into the platform according to the application's needs.

FA50MC

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FA50M

Close-up of a black electronic component with multiple ports and mounting holes (no visible text or symbols)

		FA50MCUSB Reader	FA50MEmbedded module
General	Processor Quad-core Cortex-A7@1.5GHz, 1.2 TOPS (INT8)
	Image Sensor Two 1/2.8" 2MP HDR CMOS
	Camera M8; 2MP; using Visible Light or Near-Infrared light
	Comm. Interface USB 2.0
	Comm. Protocol UVC & HID protocol
	Power Supply DC5V 1A (min.)
	Operating Temperature -10°C to 50°C
	Operating Humidity 0 to 90% RH
	Dimensions (L*W*H) 80 * 44.4 * 29.78 (mm) 62 * 38 * 25.3 (mm)
Optical & Image Parameters	Camera Type	Cam 1: Visible light / Cam 2: Near-infrared
	Field of View D=73°; H=65°; V=40°
	Image Resolution & Frame Rate	720*1280@25fps480*640@25fps
	Wide Dynamic Range 105dB
	Distortion	<0.5%
	Default Output Format	Cam 1: MJPEG / Cam 2: NV12
	Luminance	0.01 lux to 50,000 lux
Operating System	Windows	Windows XP/ Windows 7/ Windows10 (32-bit or 64-bit)
	Android	Android 4.1 or above
ZKLiveFace Algorithm	Angle Tolerance	Yaw ≤±30°, Pitch ≤±30°, Roll ≤±30°
	Face Capacity	50,000 for 1:1 and 1:N comparison
	Features Accuracy	Age (±5 y/o) >85%Gender >96%Emotional expression >88%
	Recognition Accuracy	FAR = 0.01% when FRR = 1%, FAR = 0.0001% when FRR = 5%
Certifications	Certifications	CE, FCC, RoHS

FA51 Series

FA51 Series are binocular cameras with high-performance heterogeneous processors. The binocular camera module has built-in facial and palm recognition algorithms. Facial recognition algorithms help in face detection, liveliness detection, and mask detection. This module series can also recognize the age, gender, emotional expressions, and identity of a user with his/her face. On the other hand, the palm recognition algorithms support palm detection, liveliness detection, and user identification with palms.

FA51MC

Close-up of a black industrial lamp with two circular lights and a cable (no visible text or symbols)

FA51M

Close-up of a black electronic component with multiple ports and connectors (no visible text or symbols)

		FA50MCUSB Reader	FA50MEmbedded module
General	Processor Quad-core Cortex-A7@1.5GHz, 1.2 TOPS (INT8)
	Image Sensor Two 1/2.8" 2MP HDR CMOS
	Camera M8; 2MP; using Visible Light or Near-Infrared light
	Comm. Interface USB 2.0
	Comm. Protocol UVC & HID protocol
	Power Supply DC5V 1A (min.)
	Operating Temperature -10°C to 50°C
	Operating Humidity 0 to 90% RH
	Dimensions (L*W*H) 80 * 44.4 * 29.78 (mm) 62 * 38 * 25.3 (mm)
Optical & Image Parameters	Camera Type	Cam 1: Visible light / Cam 2: Near-infrared
	Field of View D=73°; H=65°; V=40°
	Image Resolution & Frame Rate	720*1280@25fps480*640@25fps
	Wide Dynamic Range 105dB
	Distortion	≤0.5%
	Default Output Format	Cam 1: MJPEG / Cam 2: NV12
	Luminance	0.01 lux to 50,000 lux
Operating System	Windows	Windows XP/ Windows 7/ Windows10 (32-bit or 64-bit)
	Android	Android 4.1 or above
ZKPalm Algorithm	Angle Tolerance	Yaw ≤±30°, Pitch ≤±30°, Roll ≤30°, Bend ≤20%
	Palm Capacity	6,000 for 1:1 and 1:N comparison
	Recognition Accuracy	FAR=0.001% when FRR=0.68%
ZKLiveFace Algorithm	Angle Tolerance	Yaw ≤±30°, Pitch ≤±30°, Roll ≤±30°
	Face Capacity	50,000 for 1:1 and 1:N comparison
	Features Accuracy	Age (±5 y/o) >85%Gender >96%Emotional expression >88%
	Recognition Accuracy	FAR = 0.01% when FRR = 1%, FAR = 0.0001% when FRR = 5%
Certifications	Certifications	CE, FCC, RoHS

QRM10 Series

The QRM10 Series are high-performance QR code readers developed by ZKTeco. This QR code reader series are compact-in-size and can easily read code data from mobiles and printed materials. They can read all available codes thanks to a built-in LED for auxiliary lighting, which has an automatic induction function to read during the day or night without significant impact.

QRM10X is a plug-and-play USB reader with a high speed of transmission.

QRM10 is an embedded module that not only has all the functions of the reader, it can also flexibly integrate applications with various products without any accessories.

QRM10X

Close-up of a black ZKT ECO sensor device with a circular lens and cable (no visible text or symbols on the device body)

QRM10

Close-up of a black rectangular electronic component with a circular recess and mounting holes (no visible text or symbols)

		QRM10XUSB Reader	QRM10Embedded module
General	Dimensions (L*W*H) 49 * 44 * 20.1 (mm) 44 * 36 * 16 (mm)
	Scanning area 15.24 * 20.32 (mm)
Hardware	Working Voltage USB 5V or 3.3V
	Working Current 200mA
	Quiescent Current 100mA
	Indicator Light White Light
	Warning Type Buzzer
	Camera Single-lens camera
	ESD Level 2
	EMI Grade B
	Protection Level IP55
Environment	Working Temperature 10°C to 50°C
	Working Humidity 20% to 90%
	Storage Temperature -40°C to 80°C
	Working Pressure	86kPa to 106kPa
Other	Supporting Codes	All codes, Partially open PDF417, Datamatrix, QR Code, Code49, Code 16K, MicroPDF417, Aztec and etc.
Compliance	Certifications	CE, FCC, RoHS

ZKTeco

ZKTeco Europe