Harbor Freight Tools


Household Battery Tester

An easy-to-read meter tells exactly when to replace or recharge household batteries

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BATTERY TESTER 3645030 at $0 Save 0%

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This fast, accurate battery tester works with all household batteries from size D down to button cell - it even works with rechargeable batteries. The easy-to-read meter tells instantly when it is time to replace or recharge drained batteries.

  • Get accurate readings on AA, AAA, C, D, 9V and 1.5V button cell batteries
  • Easy-to-read pointer with color-coded zones for Good, Low and Replace
  • Compact size
  • Compatible with Alkaline, NiCd, NiMh and Lithium batteries

DC Volts
AA, AAA, C, D, 9V and 1.5V button cell batteries
Product Height
2.2 in.
Product Length
0.92 in.
Product Weight
0.074 lb.
Product Width
2.9 in.
Shipping Weight
0.15 lb.
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change

We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.