Features: 1.BREAKPOINT POSITIONING: Visual fault locator is specially designed for maintaining optical cables, visually searching for fiber breaks and locating defects, intuitive and convenient. 2.50KM 50mW Test Pen: The output distance of this VFL test pen is up to 50KM, with output power more than 50mW, can easily penetrate long distance optical fibers. 3.FIBER CLEANING PEN: Equipped with an optical fiber end face cleaning pen, which can clean more than 800 times, has strong cleaning ability, applicable to 1.25 mm LC or MU. 4.NON CONTACT OPERATION: The test pen has no damage to optical fiber and transmitter end face, the output power is not affected by voltage fluctuation. 5.ALUMINUM ALLOY BODY: The pen body is made of aluminum alloy, highly sturdy, compact and light, easy to carry, the handle is anti skid, comfortable to grip. Item Type: Visual Fault Locator Red Light Pen Parameter: Material: Aluminum Alloy Output Power: >50MW Output Distance: 50KM Output Wavelength: 65010nm Operating Temperature: 0 to +60 Storage Temperature: -20 to +70 Battery Type: 2 x 1.5V AA Battery (Shipped Without Battery) Optical Fiber End Face Cleaning Pen Parameter: Material: Anti Static Resin Cleaning Times: More Than 800 Times Cleaning Capacity: 99% Application Range: Approx. 1.25mm/0.05in (LC MU) 1 x VisualFaultLocator 1 x Pen Pouch 1 x Lanyard 1 x Ceramic Core 1 x Manual 1 x LC Cleaning Pen