For use on: HP 1010/1012/1015/1020/3015/3050 Black 1)New compatible 2)Competitive price 3)Excellent printing effect 4)High quality 5)Fast delivery 6) The toner cartridge with Mitsubishi OPC and LG toner stability quality, strong fuser film fixation, lower waste powder, No gray background 7)100% compatible with original toner Welcome to contact us for more information and your enquiry shall be highly appreciated!