Digital Battery Tester

DTEST
HearUSA Hearing Shop
$6.19 $0.00( / )

Key chain hearing aid battery tester

  • Works by sliding battery against a contact
  • LCD read out shows amount of life left in battery
  • Storage compartment for 1 extra battery
  • Sold by the each
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Digital Battery Tester

$6.19 $0.00( / )