Visual Fault Locator 50Mw 50Km Vfl Fiber Tester Kit With Fiber Optic Cable Product Details Product Information: What's in the Box: Functions and Attributes: Quality Assurance: ?Ultra Long Distance Test?With a strong source output power of 50mw, the Visual Fault Locator (VFL) can detect fiber patch cord faults within an impressive distance of 50km. ?Functions?The VFL is versatile and can detect fiber connectivity, locate fiber faults such as breaks or bends, detect faults in the OTDR blind zone, perform end-to-end fiber identification, and mechanically optimize continuous points. (Note: Battery not included in package) ?Advantage?Perfect for field tests, the VFL features constant output power, multi-interface adaptation, low battery warning, long battery life, and long-distance detection capabilities. ?Application?The VFL's 2.5mm Universal Connector is compatible with ST, SC, FC, LC interferes in both circle and square shapes of different fiber optic cables. Ideal for use in telecommunication/CATV engineering and maintenance, integrated wiring construction and maintenance, optical device production and research, and other optical fiber engineering applications. ?Dust-proof and Non-slip Design?The VFL's dust cover design keeps the locator clean to maintain the accuracy of tests. The aluminum body features a metal mesh design to increase friction and prevent slipping during use. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.