Pantum PC211EV Refillable Toner is built in laser printing technology. This printer is capable with 1,600pages duty cycle and it is also supported P2500W, P2502W, M6500NW, M6550NW, M6552NW, M6600NW, M6602NW printer. It is transferred to paper via an electrostatically charged drum unit, and fused onto the paper by heated rollers during the printing process. This Toner cartridges contain toner powder, a fine, dry mixture of plastic particles, carbon, and black or other coloring agents that make the actual image on the paper.