Harbor Freight prices › Automotive › Diagnostic Testing Scanning
VIKINGitem 58944
135 Amp, 6/12V Battery and System Load Tester
Base price$39.99
Members' price$39.99
Everyone else$39.99
Benton Harbor, MI shelf$39.99same shelf price as online 1 more store
Bartlesville, OK shelf$39.99same shelf price as online 1 more store
Hasn't budged from $39.99 in 443 days. This price is load-bearing; waiting won't move it.
Put the drill down. It went 25% off ($29.99) in late January in each of the last two years. If it repeats, that's 14 weeks or so off.
Price alert
Loading…
The numbers
- Today
- $39.99
- Usual price
- $39.99
- 90-day low
- $39.99
- Lowest tracked
- $34.99
- Westward equivalent
- $55.79
- Today, members
- $39.99
- Usual for members
- $39.99
- 90-day low
- $39.99
- Lowest tracked
- $29.99
- Westward equivalent
- $55.79
Dec 29, 2022
Feb 26, 2026
Prices by store
Harbor Freight prices some items differently by store, and once you pick a store its site shows that store's shelf price. These come from contributors who share their store; the main price above is the base price, the one HF shows before you pick a store.
| Store | Today | Usually |
|---|---|---|
| Bartlesville, OK store 3021, checked Oct 21, 2026 | $39.99 | $39.99 |
| Benton Harbor, MI store 583, checked Oct 17, 2026 | $39.99 | $39.99 |
Price history
Best price for anyoneInside Track Club priceRegular price
Every price change
| When | Price | Members | Why |
|---|---|---|---|
| Feb 27, 2026 to Oct 24, 2026240 days, checked 2x | $39.99 | Regular price | |
| Jan 30, 2026 to Feb 26, 202628 days, checked 0x | $39.99 | $29.99 | Regular price |
| Aug 8, 2025 to Jan 29, 2026175 days, checked 1x | $39.99 | Regular price | |
| Feb 25, 2025 to Aug 7, 2025164 days, checked 0x | $44.99 | Regular price | |
| Feb 23, 2025 to Feb 24, 20252 days, checked 1x | $44.99 | $29.99 | Regular price |
| Jan 28, 2025 to Feb 22, 202526 days, checked 0x | $39.99 | $29.99 | Regular price |
| Jan 27, 2023 to Jan 27, 2025732 days, checked 1x | $39.99 | Regular price | |
| Dec 30, 2022 to Jan 26, 202328 days, checked 1x | $36.99 | Regular price | |
| Oct 4, 2022 to Dec 29, 202287 days, checked 1x | $34.99 | Regular price |
Tracking since Oct 16, 2026. Last checked Oct 17, 2026.