SUNLU filament Connector for 1.75 mm 3D Printer Filament, 200PTFE sleeves Includes 200 PTFE Joins the same-material with adjustable heating up to 240C

[Use More of Each Spool] Fuse compatible 1.75 mm filament ends from partial spools, helping you reuse remaining material for prototypes, test parts, and everyday prints. Includes 200 PTFE sleeves for multiple joining projects. [Create Custom Color Transitions] Join different colors of the same filament material to create custom multicolor spools and planned color changes. Both ends must be the same material; different material types cannot be fused. [Fast, Adjustable Heating] Reaches 185°C in about 3 minutes at room temperature and adjusts up to 240°C. Select the appropriate setting for compatible materials, including PLA, PETG, ABS, PA, and PC. [Simple One-Button Operation] Choose the temperature that matches your filament material and monitor the process on the clear display. The streamlined design makes filament joining approachable for both beginners and experienced makers. [Safety-Focused Heating Design] Temperature-control technology and an insulated heating-wire connector help manage heat during operation. (Note: Power adapter is not included; please use a 5V/2A adapter for proper operation.)