Mini Rechargerable LED Lighting FTTH Fiber Optic Cable Tester Pen Type Red Light Pen Visual Fault Locator 15km

Mini Optic Cable Tester Type Red Light Pen Visual
Output power:Greater than 10mW;output wavelength:650nm;working temperature:-20 ~ +60 Celsius;Storage temperature:-40 ~ +85 Celsius;Battery Type:AAA battery *2 or lithium battery（apolegamy）;operate time:Greater than10h;weight:38g
Usage method:Open the battery slot and put the prepared battery into the battery tank (pay attention to the positive and negative poles of the battery),According to the dust cover is opened,the measured 2.5mm interface optical fiber connector into the device.
Hold the 650 button to start measuring.According to a red light,then a flash,then turn off the light cycle.650 red light is forced to close by 3 seconds.When the dark environment is used,the up function can be realized according to LED:Turn on the up once and then turn off the up cycle.Turn off the red light regularly and turn off at 3 seconds.
Maintenance and matters needing attention:The laser is harmful,especially need to pay attention to the protection of the eyes,Laser work is strictly prohibited to look straight at the red light.In general,the higher the temperature,the shorter the life of the laser,as far as possible to avoid the use of high temperature environment.After a period of time,please use special optical fiber to clean the swab cleaning interface.
Colour:Black
material:plastic
Size:125*35*17mm
Package Contents:
1 * Fiber Optic Cable Tester
1 * USB Cable
1 * Ceramic core
1 * Lanyard
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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