inputs.text: not perfect works - ordered two batteries old zen xtra others said battery fraction smaller original one require simple shim sort one could use toothpick piece plastic strips electrical tape attached end battery not really big deal otherwise batteries work fine considering zen players dinasaurs agewise lucky able find batteries low price actually biggest complaint shipping costs company fixed shipping rate per itehem turned ridiculous amount two small batteries ordered advertised price companys products bit farce overall still happy get batteries