Attributes

Brand	-
Category	Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin	-
Sensor Type	Capacitive Semiconductor
Communication Interface	UART (TTL)
Operating Voltage	3.3V DC
Fingerprint Capacity	150 Templates
Image Resolution	508 DPI
Verification Time	< 1 Second
False Acceptance Rate	< 0.001%
False Rejection Rate	< 1%
Operating Temperature	-20°C to 70°C
Module Dimensions	14mm x 18mm x 2.5mm

5 reviews

Anonymous

Apr 12, 2026

Rating: 3/5

Voltage sensitivity

Make sure you use a stable 3.3V source. Had issues with 5V logic levels.

Anonymous

Mar 21, 2026

Rating: 5/5

Best value module

Compared to others in this price range, the HLK-ZW101 wins on speed.

Anonymous

Mar 06, 2026

Rating: 4/5

Good sensor, tricky docs

Hardware works great but the integration guide could be more detailed.

Anonymous

Feb 09, 2026

Rating: 5/5

Excellent for embedded projects

Integrated smoothly with my STM32 project. Recognition is fast and accurate.

Anonymous

Jan 23, 2026

Rating: 5/5

Reliable performance

Using this for a smart lock prototype. No false rejects so far.

5 FAQ

Q: Does it support USB connection directly?

A: The module uses UART. You need a USB-to-TTL adapter for PC connection.

Q: What is the power consumption in sleep mode?

A: The sleep mode consumption is typically less than 10uA.

Q: Can I enroll multiple fingers for one user?

A: Yes, you can store multiple templates associated with a single user ID.

Q: Is there an SDK available for Windows?

A: Yes, please contact our support email to request the latest SDK package.

Q: Is this compatible with Arduino Uno?

A: Yes, it is compatible using a logic level converter for UART communication.

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