Compact & lightweight design
Comfortable to hold through long scanning sessions.
Barcode Scanner
Industrial handheld barcode scanner for logistics and manufacturing


01Overview
The HS21 is a rugged handheld 2D scanner built for intensive daily use. An ergonomic grip and balanced weight reduce fatigue, while Dokivision decoding delivers quick reads on worn or poorly printed labels.
It is suited to receiving docks, picking stations and production lines where a scanner is in the operator’s hand for most of the shift.
02Key features
Comfortable to hold through long scanning sessions.
UART TTL, USB HID keyboard and USB virtual COM.
Reads codes down to 3 mil with wide pitch and skew tolerance.
A bright aiming pattern makes targeting fast and unambiguous.
03Specifications
Values marked * depend on test conditions. Refer to the datasheet for details.
| Image sensor | CMOS | |
|---|---|---|
| Pixels | 640 x 480 | |
| Shutters | global | |
| Illumination | white LED | |
| Aiming | Red LED | |
| Field of view | 40.8° horizontal, 32° vertical | |
| Symbologies | 2D | QR, Datamatrix, PDF417, Micro QR, Micro PDF417, Hanxin, GridMatrix, Aztec, Maxicode, GS1 QR, GS1 Datamatrix, GS1 Combosite(CC-A/CC-B/CC-C) |
| 1D | Code128, Code39, Code 39 full ascii, Trioptic Code39, Code 32, Code93, UPC-A, UPC-E, UPC-E1, UPC-E+, UPC-A+, EAN8/JAN8, EAN13/JAN13, Bookland EAN/ ISBN, Interleaved 2 of 5, Matrix 2 of 5, Industrial 2 of 5, Chinese 2 of 5, Codebar, Code 11, MSI, ISBT, GS1-128, GS1 Databar14, GS1 Databar Limited, GS1 Databar Expanded, Postal Codes by Country | |
| Typical reading depth of field* | 5mil CODE39: 3.5~16cm 13mil EAN13: 5~34cm 10mil Datamatrix: 3.5-18cm 10mil QR: 3~15cm 10mil PDF417: 3~21cm | |
| Resolution* | 3mil | |
| Symbol contrast* | ≥20% | |
| Scan angles* | tilt: 360°, pitch: ±60°, skew: ±60° | |
| External Dimension(mm) | 21.5(L) x 7.0(W) x 9.9(D) |
|---|---|
| weights | <5g |
| communication interface | UART TTL, USB HID, USB VCOM |
| Alerts | LED, buzzer signal output |
| operating voltage | 3.2~3.6V |
| Operating Current | 230mA@3.3V (sweep state, average current) |
| Standby Current | 40mA@3.3V (standby, USB off) 45mA@3.3V (standby, USB on) |
| operating temperature | -20℃~65℃ |
|---|---|
| Storage temperature | -40℃~70℃ |
| relative humidity | 5%~95% (no condensation) |
| Ambient light | 0~100000LUX |


04Applications
Downloads & support
HS21 datasheetPDF documentNeed an SDK, configuration tool, 3D model or samples? Our application engineers will send what your project needs.
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Share your device, code types and reading distance. Our engineers will recommend a model and arrange evaluation samples.