Maxell 183804 LTO Cleaning Cartridge is compatible with LTO-1, LTO-2, LTO-3 and LTO-4 WORM tape drives and auto-loaders. The number of cleanings that the Maxell 183804 can do is drive dependent but 50 cleaning cycles are assured by the manufacturer. Regular use of a cleaning tape such as the Maxell 183804 helps in having tape drive perform at its best. Cleaning tapes help remove dust and grime settled on the tape driver's head hindering its performance and sometimes rendering it unable to read/write tapes and also damaging the tape.