Features:
Type: Premium Compatible Toner Cartridge (Not OEM)
It is certified with ISO 9001 and ISO 14001

Description:
Warranty: 12 month
Shelf Life : 1 year
Print Technology: Laser
Color: Black
Page Yield:3,500 Pages at 5% Coverage (4A Paper) 

Actual toner yield varies with usage, graphics printed and environmental conditions.