| Use | Outdoor |
| Network | None |
| Application | Telecommunication |
| Product Name | OTDR |
| Application Scenarios | FTTH |
| Wavelengths | 1310/1550nm ±20nm |
| Optical Output Connector | FC-UPC (standard) |
| Display Screen | 800×480, 7 in TFT color LCD (capacitive touch screen) |
| Port | USB type C, micro SD |
| Sub Models | JW3302E |
| Dynamic Range | 32/30 dB |
| Event Dead Zone | 4.92 ft (150 cm) |
| Attenuation Dead Zone | 26.2 ft (800 cm) |
| Accuracy (m) | ± (2.46 ft+distance×0.0025%+sampling period) |
| Resolution (m) | 0.08 to 105 ft (0.025, 0.05, 0.1, 0.2, 0.5, 1, 2, 4, 8, 16, 32 m) |
| Distance (km) | 0.24 Miles to 318 miles (0.4, 0.8, 1.6, 3.2, 6.4, 16, 32, 64, 128, 256, 512 km) |
| Pulse Width (ns) | 5, 10, 30, 80, 160, 320, 640, 1280, 5120, 10240, 20480 |
| Max. Sampling Point | 256 k |
| Linearity (dB/dB) | 0.03 |
| Loss Resolution (dB) | 0.001 |
| Refractive Index Setting Range | 1.00000 to 1.99999 (0.00001 stepping) |
| Distance Unit | Kilometers, meters, thousands of feet, feet |
| Language | Simplified Chinese, English |
| Duration of the Battery | Standby > 50h / Test > 20h |
| Operating Temperature | 32 °F to 104 °F (battery charging: 41 °F to 104 °F) (0 °C to 40 °C battery charging 5 °C to 40 °C) |
| Storage Temperature | -4 °F to 140 °F (battery: -4 °F to 140 °F) (-20 °C to 60 °C battery: -20 °C to 60 °C) |
| Relative Humidity | 5 to 95%, no condensing |
| Dimension | 6.9 in x 4.3 in x 1.5 in (17.7 cm x 10.9 cm x 3.7 cm) |
| Weight | (about 28.21 oz (0.8 kg) (with battery) |
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