R308 Fingerprint Reader


New product

R308 Fingerprint Reader with cable

More details

This product is no longer in stock

This item has been sold



Add to wishlist

This product is covered by .
This product is covered by                 .

More info

Optical fingerprint reader

1. Integrated image collecting and algorithm chip together, ALL-in-One
2. Fingerprint module can conduct secondary development, can be embedded into a variety of end products

3. Users can conduct secondary development, can be embedded into a variety of end products, such as: access control, attendance, safety deposit box, car door locks
4. Low power consumption, low cost, small size, excellent performance
5. Professional optical technology, precise module manufacturing technics
6. Good image processing capabilities, can successfully capture image up to resolution 500 dpi

Fingerprint sensor type: Optical
Sensor Life: 100 million times

Static indicators: 15KV

Interface: UART(TTL logical level)

RS232 communication baud rate: 4800BPS~115200BPS changeable

Dimension: 55.5*20*21.5

Image Capture Surface 15×18(mm)

Verification Speed:  0.3 sec

Scanning Speed: 0.5 sec

Character file size:  256 bytes

Template size:  512 bytes

Storage capacity: 500

Security level: 5 (1,2,3,4,5(highest))

False Acceptance Rate (FAR) :≤0.0001%

False Rejection Rate (FRR): ≤0.1%

Resolution 500 DPI

Voltage :3.6-6.0 VDC 

Working current: Typical ≤40 mA, Peak 150mA

Matching Method:  1: N

Operating Envirement Temperature: -20 to 45 centigrages.

Arduino Library are available here,


*Please note that this adafruit library is having array bug with arduino 1.6 and 1.8, if you are having problem using the library, please switch to older version of arduino program

*Please find the tutorial from the link below. (PS. This website is not in English, please translate using google chrome translate)


To connect fingerprint scanner R308 to Arduino UNO:

PIN-2 (black) -> 5V

PIN-5 (green) -> GND

PIN-3 (yellow) -> DIGITAL-2

PIN-4 (white) -> DIGITAL-~3


No customer reviews for the moment.

Write a review

R308 Fingerprint Reader

R308 Fingerprint Reader

R308 Fingerprint Reader with cable

Customers who bought this product also bought:

30 other products in the same category: