Features: Conveniently reset ink tank chip suitable For 520 540 540S 560S 560 2000 4000 4000S 6000S GP2000 4100 4000 6000 6100 TX-3000 3100 4000 4100 TM200 TM205 TM300 TM305 TM5300 TM5305 TM5200 Effortlessly restores functionality to your ink cartridges, ensuring uninterrupted printing tasks. Suitable for enthusiasts who save on ink cartridge costs. Lightweight and portable, allowing easy use for home or in office environment. User-friendly interfaces enables quick chip resetting without complicated procedures. Construction ensures reliable performances with repeated use over time. Specifications: Component:ABS Length:Approx.50mm/1.96inch Package Includes: 1Pc Ink Cartridge Chip Maintenance Box note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.