Product Features Multi-Color/Multi-Material Capability Automatic Filament Backup Improved Spool Compatibility Easy to Maintain RFID Filament Sync Compatibility A1 Series AMS lite Tech Specs Item AMS lite Specification Product Size 397*208*342 mm³ Package Size 470*290*340 mm³ Product Weight 1.6 kg Gross Weight 3.7 kg Material ABS / PC / POM Supported Filament*¹ PLA, PETG,  ASA, PET, PA, PC, PVA (dry), BVOH (dry), PP, POM, HIPSand Bambu PLA-CF / PAHT-CF Not Recommended Filament*² Bambu PLA Glow, Bambu PETG-CF, and other generic brands of PLA Glow-in-the-dark, etc. Unsupported Filament*³ TPE, TPU, PVA (wet), BVOH (wet), Bambu PET-CF / PA6-CF / TPU 95Aand other brand filament that contains carbon fiber or glass fiber Filament Diameter 1.75 mm Supported Spool Size width: 40 - 68 mm, inner diameter: 53 - 58 mm   *¹: Determined by the Loading / Unloading perspective. Before printing, the compabitility between the filament and the printer needs to be considered.*²: These filaments can generate loading errors and / or will cause faster wear to the AMS lite components.*³: Filaments that are too soft, too brittle or too abrasive are not compatible with the AMS lite.For more detailed information please refer to Filament Guide. Learn more about how AMS lite works. How to Get Started Follow the Quick Start Guide or watch the unboxing video below to enjoy out-of-the-box multi-color 3D printing in minutes. What's in the box  AMS lite Body        AMS lite Stand                                       AMS lite Rotary Spool Holder (x4)          Allen Key H2                                 PTFE Tubes for AMS lite     Screw (×5) (For AMS Stand) Bambu Bus Cable-4Pin