Battery Replacement for Quasar VM-520 VM-55 VM-511 VM-525 VM-510 VM-547 VM-521 VM-560 VM-526 VM-539 VM-524 VM-550 VM-549 VM-565 VML-457 VM-508 VM-100 VM-544 VM-575 VM-540 VM-515 VM-522 VM-110VM