Product description:FTTH Fiber Optic 15km/20km/30km Tester Pen Type Red Light Visual Fault Locator with LED lighting penThe ceramic core has a replaceable design to extend the life of the pen.The combination of red light pen and lighting flashlight,more understanding of the maintenance work design.With imported laser head , the penetration distance is longer and the sevice life more longer.Intimate equipped with bright LED small flashlight ,Easy to check the line construction in the dark environment.Feature:Alkaline / Lithium Battery Type Optional.1mw/5km,10mw/10km,20mw/20km,30mw/30km Power.Mini portable , Spare Ceremic Core gift for back up.
