Gardner Bender GBT-500A Analog Battery Tester, Batteries 1.5V to 22.5V, Easy-to-Read Indicator, Includes Test Leads

Checks battery condition instantly and accurately. No outside power source needed, simply touch either the positive or negative side of battery to the corresponding contact point on the tester face and then touch the correct test lead to opposite side of battery. The scale indicates a weak battery when the needle drops with an easy-to-read selector switch and color coded "Good/Replace" indicator. Tests battery automatically. Tests: 1.25V Ni-Cad rechargeable, 1.5V button cells, 3V lithium, 6V, 9V, 12V & 15V photo cells, 22.5V lantern cells, AA, AAA, C, D, N. No. GBT-500A: For Use With: 9V, C, D, AA, 6V,Photo,Hearing Aid,Watch, Voltage: 1.5 to 22.5, Includes: Test Lead, Pkg Qty: 1, Package Type: Clamshell

• Easy-to-read selector switch and color coded "Good/Replace" indicator
• Positive and negative contact posts on the front of the tester for quick and easy 9V battery checks
• Handy button cell retainer holds the battery in place during test
• Tests: 1.5V Button cells, 1.5V AAA, N, AA, C, D cells, 1.25V Nickel-Cadmium rechargeable cells, 3V Lithium cells, 6V Lantern and photo light meter cells, 9V Rectangular, 12V, 15V Photo cells, and 22.5V Photo and lantern cells
• Voltage Rating: 1.5V to 22.5V
• 9 Volt