CHECK FOR GENUINE Posted on October 1, 2016 by cnpaz CHECK FOR GENUINE HP SECURITY SEAL. 1. Tile box from to back to see “OK” and “√” move in opposite directions. 2. Tile box right to left to see “OK” and “√” move in same direction. www.hp.com/go/ok More Products HP Limited Warranty ORIGINAL HP INKS HP Ink Cartridges