Feature: 1. High Efficiency: This cleaning box provides fast and efficient cleaning, no need to use alcohol or solvents, convenient and practical. 2. Good Practicality: This is an essential part of every fiber cleaning kit, the cleaning core will leave no lint when clean dirty fibers, very practical. 3. ABS Shell: The shell of this cleaning box is made of excellent quality ABS, which has high strength, not easy to damage, sturdy and durable. 4. Lightweight and Portable: This cleaning box is small in size and light in weight, very convenient to carry when outdoor working. 5. Wide Range of Applications: This box can be used as SC, FC, ST or LC fiber optic cleaner and can also be used as an optical connector cleaner. Specification: Item Type: Fiber Optic Cleaning Box Material: ABS Cleaning Times: More than 550 times Cleaning Effect: -20 to -50db Operating Temperature: -10℃ to +50℃ Storage Temperature: -30℃ to +70℃ Applicable Optical Fiber Plugs: SC FC LC ST ferrule end faces can be used. Package List: 1 x Fiber Optic Cleaning Box1 x Manual