Premium X4E40AA (HP GT51xl) Black Pigment Ink Bottle fully compatible with the HP Deskjet GT 5810, 5811, 5820, 5821, 5822; Ink Tank 115, 116, 310, 315, 318, 319, Ink Tank Wireless 410, 412, 415, 416, 418, 419. The use of compatible supplies does not void your printer warranty.