Features 1、Type 1 is fit for HP816, 817, 818, 901, 802, 21, 22, 60, 61, 56, 57, 7 and fit for Canon 830/835/840/240 ink box(ink absorption clip fit for HP is required). 2、Type 2 is fit for Canon 845 846 815 816 810. 3、Unblock the nozzle to solve the problem of cartridge nozzle blockage. 4、In the process of modification of the continuous supply, it is used to vacuum the ink cartridge and cooperate with the syringe. 5、An excellent tool to help you refilling your ink box. Specification Features: Type 1 is fit for HP816, 817, 818, 901, 802, 21, 22, 60, 61, 56, 57, 7 and fit for Canon 830/835/840/240 ink box(ink absorption clip fit for HP is required). Type 2 is fit for Canon 845 846 815 816 810. Unblock the nozzle to solve the problem of cartridge nozzle blockage. In the process of modification of the continuous supply, it is used to vacuum the ink cartridge and cooperate with the syringe. An excellent tool to help you refilling your ink box. Specification: Type 1:Fit for HP816, 817, 818, 901, 802, 21, 22, 60, 61, 56, 57, 7 and fit for Canon 830/835/840/240 ink box(ink absorption clip fit for HP is required) Height:5.9cm/2.3in Type 2:Fit for Canon 845 846 815 816 810 Height:5cm/2in Package List: 1 x Ink Absorption Clip