Feature:1. DOUBLE NOZZLE: The ink cartridge is designed with dual nozzles, which is more stable and more practical.2. NO BLOCKAGE: The particles are extremely fine and do not block, and the adhesion is strong and not easy to fall off, which can hold more ink.3. CLEAR CODING: The height of the inkjet is about 1.27cm, the inkjet is clear and the color is bright.4. 42ML CAPACITY: The ink cartridge has a capacity of 42ml, which can directly replace the old or broken one without changing the printer settings.5. BLACK CARTRIDGE: The inkjet color is black, with quick drying characteristic, and is widely used in handheld inkjet printers.Specification:Item Type: Ink CartridgeProduct Model: JS10 (M)Cartridge Capacity: 42mlCoding Color: BlackPrinting Height: Approx. 1.27cm / 0.5inNumber of Prints: About 800000 charactersProduct Size: Approx. 9 x 2 x 7cm / 3.5 x 0.8 x 2.8in Package List:1 x Ink CartridgeNote:1. Insert and take out cartridge is forbidden in print status.2. Please use the ink cartridge in the correct method.