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Available at amazon.com.
Klein Tools RT250 GFCI Outlet Tester w/ LCD Display $17.38 + Free Shipping w/ Prime or on $35+

amazon.com · Klein

Klein Tools RT250 GFCI Outlet Tester w/ LCD Display $17.38 + Free Shipping w/ Prime or on $35+

$17.38 $22.59 ↓23%

Onkata via Amazon has *Klein Tools RT250 GFCI Outlet Tester w/ LCD Display* on sale for *$17.38*. Shipping is free w/ Prime or on orders $35+. *From Merchant's Product...

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Price History

90-day price tracking across retailers

Price History

90 days
Current
$17.38
Lowest
$16.51
Highest
$24.85

Current

$17.38

90d Low

$16.51

90d High

$24.85

Community Verdict

48 reviews
60% recommend
Best for

DIY enthusiasts & contractors

Watch out

Refurbished options mixed in

Pro tip

Check if Subscribe & Save offers additional discount

Community-sourced deal with moderate approval. Verified available at amazon.com.

Discussion

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Trust Score

Moderate 70
Historic low price No
Authorized seller Verified
Honest pricing Verified
Current model Current

True Cost

No surprises
Base price $17.38
Shipping Free
Total $17.38

Deal Info

Retailer amazon.com
Brand Klein
Category Tools
Posted 9/18/2026
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