Features 1、CLEANING BOX: Optical fiber end connector cleaning box, manual control design, lightweight and compact, convenient and reliable in operation. 2、STRONG FUNCTION: Easily remove dust, oil and other debris from the ferrule, end and connectors can be cleaned without the use of detergent or solvents. 3、WIDE APPLICATION: Suitable for cleaning LC SC FC ST MU MTP MPO D4 DIN fiber optic connectors, with wide range of application and strong practicality. 4、DURABLE MATERIAL: Made of excellent fiber and plastic materials, the shell is wear and scratch resistant, which has stable and reliable performance. 5、EASY OPERATION: Open the box shutter by gripping lever, the new cleaning tape will appear, with standard sizes cleaning ferrule with low waste. Specification Item Type: Optical Connector Cleaner Product Material: Fiber, Plastic Scope of Application: FC SC LC ST MU D4 MPO Cleaning Ferrule: Approx. 2.5mm / 0.1in, 1.25mm / 0.05in Cleaning Times: > 550 times Cleaning Effect: -20~-50dB (return loss) Operating Temperature: -10~50℃ Storage Temperature: -40~60℃ Package List 1 x Fiber Cleaning Box 1 x User Manual