- Color: Golden<br />- Material: Copper alloy<br />- Detector: FP-LD<br />- Nano technology、 multi-ply ESD protection<br />- Operating Wavelength: 650nm<br />- Inspection distance: 5km<br />- Alarm delay<br />- Uses 2 x AA batteries (not included)<br />- Fiber mode: SM / MM<br />- Working temperature: -20 ~ +60'C<br />- Storage temperature: -40 ~ +85'C<br />- Application: Fiber break、 bend test、 Failure inspection in OTDR blind zone、 End to end fiber  <br />identification、 Mechanical transition point optimization<br />- Comes with carrying pouch & Chinese/English manual<br /><br />                                                                                                                                Dimensions: 7.09 in x 0.98 in x 0.98 in (18.0 cm x 2.5 cm x 2.5 cm)<br />Weight: 5.82 oz (165 g)<br /><br />