| Parameter Item | Details |
| Physical Parameters |
| Dimensions | 67*87*183mm |
| Weight | 177g |
| Electrical Parameters |
| ESD Protection Level | ±15 KV (air discharge); ±8 KV (contact discharge) |
| Input Voltage | 5V |
| I/O Interfaces |
| Model H300 | USB, RS232; supports button trigger, infrared trigger |
| Model HE300BT | USB, 2.4G, Bluetooth (compatible with Bluetooth HID, SPP, BLE protocols) |
| Performance Parameters |
| Sensor Resolution | VGA: 640*480; Mega: 1280*800 |
| Illumination Type | VGA: White illumination; Mega: Red + White dual illumination |
| Performance Parameters |
| Aiming Method | VGA: LED aiming; Mega: Laser aiming |
| Minimum Barcode Resolution | 3mil |
| Field of View (FOV) | VGA: 59.3°(D)/49.1°(H)/37.8°(V); Mega: 48°(D)/39°(H)/29.6°(V) |
| Minimum Barcode Contrast | 15% print contrast (minimum) |
| Scanning Angles | Tilt: ±60°; Roll: ±180°; Skew: ±60° |
| Barcode Reading Indication | Buzzer, LED indicator; Mega adds vibration alert |
| Reading Range |
| Range by Barcode Type/Model | <table><tr><<<th>Barcode Type</</</th><<<th>VGA Range</</</th><<<th>Mega Range</</</th></tr><tr><td>3mil CODE39</td><td>10-180mm</td><td>10-90mm</td></tr><tr><td>13mil UPC</td><td>5-380mm</td><td>10-200mm</td></tr><tr><td>10mil DM</td><td>10-180mm</td><td>0-100mm</td></tr><tr><td>20mil QR</td><td>0-300mm</td><td>60-250mm</td></tr></table> |
| Environmental Parameters |
| Drop Test Rating | VGA: 18 drops/1.5m onto steel plate; Mega: 18 drops/2m onto steel plate, 40,000 drops/5cm light drop |
| Tumble Test Rating | 2000 tumbles/0.5m onto steel plate |
| IP Rating | VGA: IP52; Mega: IP67 (supports high/low temperature environments) |
| Ambient Light Tolerance | 0-100,000 lux |
| Operating/Storage Temperature | Operating: -20~50°C; Storage: -40~70°C |
| Humidity Tolerance | 0-95% RH (non-condensing) |
| Decoding Capabilities |
| 2D Barcodes | UCC Composite, Aztec, China Sensible Code, Datamatrix, DotCode, QRCode, Micro QRCode, OCR Code |
| 1D Barcodes | Code EAN/UPC, GS1DataBar(RSS-14), Code39, Code 128(GS1-128), Code EAN 128, Code Standard 2of5, etc. (16 mainstream symbologies) |
| Postal Codes | Australian Post, British Post, China Post, IMB, Japanese Post, KIX Post, etc. (10 postal code types) |
| Stacked Barcodes | EAN/JAN Composites, GS1 DataBar series, MacroPDF, MicroPDF417, PDF417, UPC A/E Composites |
| Optional Accessories |
| Compatible Accessories | USB data cable, charging power supply (only for HE300BT) |
