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How A QR Code Scanning Sensor Works - GM77 Barcode and QR Code Scanning Module - 15m/min
This video introduces DFRobot's GM77 QR Code Scanning Sensor, explaining how it works—it reads barcodes and QR codes at 15m/min, features a small size, high-efficiency recognition, a 0.3MP camera with auxiliary lights, and supports TTL-232 and USB.
Part List
| Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|
 | SEN0512 | SENSOR SCANNING MOD TTL232/USB | 29 - Immediate | $460.17 | View Details |
Hong Kong, China