P3 International P4400 Kill-A-Watt Electric Usage Monitor
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4.5
(94 reviews)
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About this product
Kill-A-Watt Electric Usage MonitorConnect appliances to assess how efficient they areLarge LCD display displays power consumption in Kilowatts/hourCalculate expenses by the day, week, month, or yearCheck quality of your power by monitoring Voltage, Line Frequency, and Power FactorForecast your costs0.2% accuracyETL approvedPrice History
- Best price now: $19.99 at eBay — the lowest price we've recorded.
- Lowest recorded: $19.99 at eBay on Jun 10, 2026
- Highest recorded: $35.98 at Amazon on Jun 14, 2026
- Tracked since Jun 10, 2026 across 2 retailers (2 price checks)
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