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Watt Meter, 4.8V~60V High Precision Watt Meter Voltage Amp Meter Power Analyzer(0~150A) [Christmas Gift]Amazon$16.14
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DC Voltage Ammeter Power Meter Wireless DC Voltage Ammeter Power Meter Watt Tester Coulomb Meter(VAT-4300)Amazon$23.19
100A Digital Voltage Meter Energy Meter LCD 5KW Power Factor Energy Frequency Meters Voltmeter Ammeter Current Amps Watt Meter Tester Detector.Newegg$21.95
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Power Meter Plug with Display,Digital Power Saving Energy Monitor Watt Amp Volt KWh Meter Electricity Analyzer with LCD DisplayAmazon$260.10and up
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HTRC 150A High Precision RC Watt Meter Power Analyzer Battery Voltage Amp MeterAmazon$13.80
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Astatic PDC1 100 Watt SWR MeterAmazon$4.35
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Plug in Kilowatt Electricity Usage Monitor Electrical Power Consumption Watt Meter TesterAmazon$575.00
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AC Digital Multifunction Meter Watt Power Volt Amp TTL Current Test Module PZEM-004T with Coil 0-100A 80-260V AC for ArduinoAmazon$284.99
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Milbank CL200D 200AMP 120/240VOLT Single Phase Digital WATT Hour SUB MeterAmazon$11.88
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Digital Single Phase Energy Meter Tester Din Rail Electricity Usage Meter AC 110V 40-300V 100A Ampermeter Voltmeter Ammeter Voltage Amps Watt Kwh Frequency Power Factor Meter Multimeter Built-in CTAmazon$24.99
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Watts 0111552 4" Stainless Steel Double Check Detector Assembly with OSY Shutoff Valves and Gallons per Minute Meter Valves Check ValvesBuild.com$127.60
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Watt Meter,Electricity Usage Monitor with LCD Display and Backlight,2 Pack - 2 PACKBed Bath & BeyondSAVE $1.00
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Upgraded Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display ModesAmazonSAVE $4.00
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Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption+Crochet Hooks 12 Sizes Crochet Hook Set, 51 Pack Yarn Crochet Kit for BeginnersAmazon$58.86
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Kill A Watt Connect P4498 Electricity Usage Monitor Power Consumption Meter with Two Piece Housing and 35 Inch Cord for Easy UseAmazon$14.35
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HBN LCD Watt Meter Plug with Backlight, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display ModesAmazon$55.00
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Blue DC 60V 100A Balance Voltage Power Analyzer RC Watt Meter Checker Professional Watt Meter Balancer Charger RC ToolsNeweggSAVE $1.89
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Wireless Battery Tester, Wireless Battery Monitor Voltage Ammeter Power Meter Color LCD Screen DC Volt Meter/Ammeter/Watt Meter Battery Monitor (VAT-1100, 0-100A 0-100V)Amazon$15.69
SoloGood RC Watt Meter Power Analyzer 200A High Precision Power Analyzer Battery Consumption Performance Monitor with LCD Screen for RC Battery Solar Voltage Current Power MeasurementAmazon