14 Ago Fiber Optic Visual Fault Locator Rechargeable Green Light Pen for FTTH, FTTB
1x red light pen. Interface Type 2.5mm Universal Adapter. Long press this button for 2 seconds to turn to 650nm red light flashing. Storage Temperature -40°C to +85°C. Press for another 2 seconds to turn off the red light flashing function....