Features EASY TO USE: Fast focusing effectively improves work efficiency, connects to a computer (for Windows system) USB interface for clear imaging, and makes scratches, dirt, and dust clear at a glance. EASY TO USE: Compact size, easy to grip with one hand, easy to operate with one hand. Convenient storage, worry free. SUPPORT INTERFACE: Supports SC, FC, ST, LC male connectors, SC or LC female connectors. EASY CARRYING: Comes with a small size and a lightweight as well, this probe is easy to carry around for convenient use. 400X MAGNIFYING: The probe has a 400X magnification, you can use the probe to have a deeper and more accurate detection of the fiber. Specification: Item Type: Fiber Inspection Probe  Material: ABS  Image Magnification: 400x Focusing Method: Manual Detection Type: Supports UPC SC, FC, ST, LC male and SC, LC female (standard configuration) SC male and female connectors supporting APC (Without) Video Signal Format: NTSC, PAL Storage Temperature: -20 to 50 ℃ USB Connection Support: OTDR (for KOMSHINE brand only) or PC (for Windows system) Package List: 1 x 400x Magnifying Glass  3 x Joint  1 x Storage Box  1 x Storage Bag Package List 1 x 400x Magnifying Glass 3 x Joint 1 x Storage Box 1 x Storage Bag