1. Compatible: This slide film cutter is designed for evenly and quickly cutting 35mm films, 6x4.5cm, 6x6cm, 6x7cm, and 120 format film strips, making it an ideal tool for preparing films for scanning and storing on archive pages. (Film not included in the package) 2. Adjustable Backlight Brightness: The negative cutter is powered via the included 59inch TypeC cable, which gradually illuminates the backlit panel for clear positioning. Two dimmer buttons ('', '') on the controller allow you to adjust the light output across 1 to 11 levels. 3. Durable NonSlip: The slide is made of rustresistant, sturdy aluminum alloy. The contact surface between the slide and backlight features silicone pads to securely hold film strips in place and prevent scratches. Additionally, the base interior is made of iron for added stability, and nonslip silicone pads are placed under the blade holder. 4. Interchangeable Blade: The finely crafted cutting blade is interchangeable for smooth and effortless cutting. It is stored safely in the holder for user protection. (Replacement blades not included)