Features: This cartridge is compatible with GT5810, GT5820, INK TANK 310, and 340 printers. Our ink cartridges are equipped with the latest version of the chip, ensuring full compatibility with most printers. They allow smooth operation and provide a better user experience while maintaining product quality. The ink composition and chroma are adjusted and matched according to the ink characteristics of different printers to ensure bright, vibrant prints that are resistant to fading. Our ink cartridges offer reliable performance and easy installation, delivering consistent and durable printing results. Specifications: Material: ABS Color: Black/Colorful Length: Approx. 8 cm / 3.15 inches Package Includes: 1 Set Ink Cartridge Note: 1. Please allow 12 cm error due to manual measurement; ensure you are comfortable with this before ordering. 2. Due to differences in monitor displays, the image may not reflect the actual color of the item.