Optical Fiber Identifier JW3306AMIB-INSTRUMENTS JW3306A Optical Fiber Identifier can quickly identify the direction of transmitted fiber and display the relative core power without any damages to the bended fiber. When the traffice is present, the intermittently audible tone is activated.The JW3306A optical fiber identifier alsor recogize the modnulation like,270Hz,1kHz and 2kHz . When they are used to detect the frequency, the continuously audible tone is activated.There are four adapter heads available: Ø0.25, Ø0.9, Ø2.0 and Ø3.0. The JW3306A optical fiber identifier is powered by a 9V alkaline battery .PaymentShippingWe accept Paypal, credit card through Paypal. Buyer may need to pay for import tax depend on your country's custom. You can ask us for more detail. We ship to international and item will be shipped by airmail from HongKong. Items are shipped within 2-3 business day after receive cleared payment. An additional USD4 for insurance Most item will arrive within 8-14 business days. It depend on your location. In some case, ship to some countries will take over 3 weeks, especially brazil, Italy and France .