Please install Roland Ink permanent chip to the refillable cartridge!!! Never install it to the empty cartridge or one time used cartridges because that will kill the chip. The tab on the back and bottom will popout when the ink is run out and kill the chip. Quick drying time for improved production speed Wider color gamut and denser color Virtually odorless and user-friendly Rugged scratch resistance 100% OEM ink compatible. as low as 50% OEM ink price. 150 uncoated media options. No need to flush old ink. Durability up to three years outdoors without lamination $119.95/each Roland Permanent Chip ESL3-10CY ESL3-10MG ESL3-10YE ESL3-10BK ESL3-10LC ESL3-10LM Roland Ink: SJ-500, SJ-540, SJ-540EX SJ-600 SJ-640EX, SJ-645EX SJ-740, SJ-740EX, SJ-745EX SJ-1000EX, SJ-1045EX SC-500, SC-540, SC-540EX SC-545EX, SC-545EXW SP-300, SP-300V, SP-540V Soljet SJ-1045 SJ Pro-3 III XJ-540, XJ-640, XJ740, XC-540 SJ Pro-2 II VP-300, VP-540 VersaArt RS Series 64" RS-640/54" RS-540