Brother Super High yield Toner Cartridge, Black (2 Pack) 6,500 pages + Printer eBook 5348 full pixel fast focusing locks onto full pixel fast focusing locks onto a rambunctious kid or playful pup with stunning accuracy BUTTERFLY) (POOL SWIM ONLY) DRILL LOGGING (POOL SWIM ONLY) BASIC REST TIMER (UP FROM 0) (POOL SWIM ONLY) "REPEAT ON" REST TIMER (POOL SWIM ONLY) AUTO REST (POOL SWIM ONLY) TIME AND DISTANCE ALERTS COUNTDOWN START (POOL SWIM ONLY) UNDERWATER WRIST BASED HEART RATE Kid Activity Tracking Features 500 pages• Delivers consistent 500 pages (ISO IEC 19798)• Print Technology: Laser (electrophotographic)• Compatible Printers: – HL L8360CDW – HL L8360CDWT – HL L9310CDW – MFC L8900CDW – MFC L9570CDW• Toner System: Balanced for even toner flow and consistent results