Quickly identify the direction of transmitted fiber and display the relative core power without any damages to the bended fiber.
Efficiently identifies the traffic direction and frequency tonel (270Hz, 1KHz, 2KHz) with audible warning.
Easy-to-use with "ONE KEY"operation and Easy-to-replace adaptors.
Durable metal housing and quality construction;More accurate test with Sunshade.
Displays the relative core power;Lower power indication.