ReviewsRound Panel Meter

Digital pH/TDS Meter with ATC pH Tester, 0.01 Resolution High Accuracy 3 in 1 Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

【3-in-1 pH Meter】pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
【Automatic Calibration pH Tester】With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And pH meter uses a 3-point calibration method to calibrate the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18. You can calibrate effortlessly to ensure the accuracy of your measurements..
【High Accuracy Water Tester】High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the tds Meter is taken out of the sample!.
【Pocket Size Water pH Tester】 You can use this small Pocket Size but powerful pH meter device to measure your aquarium, pool, pond in a garden, bath tub to test the levels of pH value. The digital ph meter can also be used to measure drinking water, R....

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ELING 85mm GPS Speedometer Waterproof 160 MPH Speed Meter Gauge for Boat Car Truck Motorcycle Marine GPS Odometer Gauge with Red Backlight 9-32V

Cut an 85mm (3 3/8") hole in the panel and allow a clearance of 70mm (2 3/4”) behind the panel to fit the gauge. Put the gauge in the hole. Using M4....
For the GPS antenna, you should securely fasten it in the flat position, black side upwards, preferably outside (or inside front windscreen) so that....
It takes about 30 seconds to get signal in the first time, but less than 3 seconds after that. It gets quicker under a clear view of the sky.....
It shows current speed and odometer(cannot be reset), no trip meter. If you also need trip meter, pls. search for ASIN B07KPHDFDB, B07KPHC1ML or....
9-32VDC(12VDC/24VDC) Working Voltage, Red Backlight, 1 year Warranty.

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Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

【3-in-1 pH Meter】pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
【Automatic Calibration pH Tester】With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And pH meter uses a 3-point calibration method to calibrate the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18. You can calibrate effortlessly to ensure the accuracy of your measurements..
【High Accuracy Water Tester】High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the pH Meter is taken out of the sample!.
【Automatic Temperature Compensation Digital pH Meter】No longer need to pay attention to the temperature of testing liquid, pH meter can accurately determine the pH value of the sample in the temperature range of 32°F-140°F(0°C-60°C), so as to solve the inaccurate problem caused by changing the liquid temperature..
【Pocket Size Water pH Tester】 You can use this small Pocket S....

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Battery Monitor, DROK Amp Volt Power Watt Meter DC 0-300V 200A STN LCD Display Panel Meter, Current Voltage Energy Capacity Ammeter Voltmeter Multimeter Gauge with Hall Sensor, 2.5m Shielded Wire

Multifunctional Meter ---- DROK multimeter panel measures percentage and AH of remaining battery capacity, DC positive and negative bidirectional current, DC voltage, DC power and DC accumulated electric energy. Voltage measurement range is DC 0-300V, current measurement range is 0-200A..
Hall Sensor & Easy Mount ---- The voltage amperage meter is equipped with a Hall transformer for isolated measurement, which is more reliable and safer. Both two-wire and three-wire connection are available, two wires for testing 5-90V, three wires for monitoring 0-300V. Much more convenient with the long 2.5m shielded wire..
STN LCD Screen ---- The backlight of this battery capacity monitor can be controlled to be ON or OFF at user’s need.
Equipped with full view STN LCD screen, users could see the display clearly whenever at night and day, indoor or outside, even under the sunshine..
Alarming Function ---- The tester will alarm and flash when the real voltage or current is higher or lower than preset alarming ones, or the remaining capacity of battery is low..
Wide Applications ---- Can be used as dc amp meter, digital volt meter, power meter, battery capacity monitor. Suitable for all kinds of batteries, such as Lead-acid batteries, Lithium Polymer batteries, lithi....

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Blues Jr. / Pro Jr. JJ Tube Upgrade Kit (2x EL84, 3x 12AX7)

V8 is Global voltage standard ( 100V~240V ) is working.
V8 DIY tester can measures the cathode current of the power tube for bias reading (at low voltage side of the tubes ).
V8 suitable for EL34 KT88 6L6 6V6 5881 6550 KT66 KT100 KT120 7027 etc..
V8 can get the reading direct from the current meter. It does not need any convert from mV to mA..
V8 use LED Amp Meter Ammeter Current Panel. Better performance than LCD..

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Runleader 12V/24V 36V 48V 72V Battery Fuel Gauge Meter,Battery Level Meter,Resettable TOT Hours,Lead Acid Battery Applicably(But Not Trojan),for Golf Cart Club Car Forklift Scrubber Machine Floor (1)

MULTIFUNCTIONAL METER---- It is a multifunctional meter which include functions of battery capacity meter and hour meter.
Display the battery capacity by LED bars, and display the total running hours by LCD screen.
Wide operating voltage:12V to 24V,36V,48V to72V..
BATTERY FUEL GAUGE---- It can be used on lead-acid battery (but not Trojian's)powered device to indicate the remain capacity.
there are 10 LED bars with 3 colors(red,green,yellow) to display,10% capacity per bars.
3 voltage pins for 12V to 24V,36V and 48V to72V.
It is only lighten the LED bar of current battery capacity whatever connect with key switch or direct connection..
HOUR METER(TOT)---- It also have function to track how many hours are the engine/machine working, hours read up to 999,999 hours with 0.1/1 hour resolution.
TOT hours can be reset, when replace it to another device, it will be restart from 0 also..
Snap-in design with panel cut-out size:Approx 43×39mm,φ50(1.69x1.54 inch,φ50)..

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uxcell Class 2.5 DC 0-15V Voltage Panel Gauge Meter Voltmeter

Good analog panel meter to measure voltage for experiment or home use..
With the accuracy of class 2.5, it can measure voltage from DC 0V to DC 15V..
Analog panel is easy to read and has low consumption..
Small in size, light in weight, convenient to carry..
Clear and easy to read scale and a button for fine tuning the dial..

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ELING Warranted MPH GPS Speedometer Odometer 160MPH for Car Motorcycle Tractor Truck with Backlight 85mm 12V/24V

Cut an 85mm (3 3/8″) hole in the panel and allow a clearance of 70mm (2 3/4”) behind the panel to fit the gauge. Put the gauge in the hole. Using M4 nut and C type bracket to seal up the gauge..
For the GPS antenna, you should securely fasten it in the flat position, black side upwards, preferably outside (or inside front windscreen) so that it has a clear view of the sky to pick up satellite signal. Connect the antenna cable to socket in the back of the gauge. And do not cut cable..
It takes about 30 seconds to get signal in the first time, but less than 3 seconds after that. It gets quicker under a clear view of the sky. Sometimes if signal is missing, pls. reconnect all wires and restart it..
It shows current speed and odometer(cannot be reset), no trip meter. If you also need trip meter, pls. search for ASIN B07KPHDFDB, B07KPHC1ML or B07KPG7XT3.
9-32VDC(12VDC/24VDC) Working Voltage, Red Backlight, 1 year Warranty.

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ELING Universal MPH GPS Speedometer Odometer 160MPH for Car Motorcycle Tractor Truck with Backlight 85mm 12V/24V

Cut an 85mm (3 3/8") hole in the panel and allow a clearance of 70mm (2 3/4”) behind the panel to fit the gauge. Put the gauge in the hole. Using M4 nut and C type bracket to seal up the gauge..
For the GPS antenna, you should securely fasten it in the flat position, black side upwards, preferably outside (or inside front windscreen) so that it has a clear view of the sky to pick up satellite signal. Connect the antenna cable to socket in the back of the gauge. And do not cut cable..
It takes about 30 seconds to get signal in the first time, but less than 3 seconds after that. It gets quicker under a clear view of the sky. Sometimes if signal is missing, pls. reconnect all wires and restart it..
It shows current speed and odometer(cannot be reset), no trip meter. If you also need trip meter, pls. search for ASIN B07KPHDFDB, B07KPHC1ML or B07KPG7XT3.
Red Backlight, 12VDC/24VDC Working Voltage, 1 year Warranty, 100% waterproof and anti-fogging protection.

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Runleader 36V Battery Fuel Gauge Meter,Battery Level Meter,Lead Acid Battery Applicably,Single & Multiple Screen Display for Golf Cart Club Car Forklift Scrubber Machine (36V)

BATTERY LEVEL METER---- It used on battery powered device to state the remain battery capacity.
10 LED bars display the power percentage by different colors(1 red, 2 yellow,7 green).
Wide operation voltage range 12V,24V,36V,48V..
2 CAPACITY DISPLAY MODES---- Different connection methods will be got different displays: If battery connect with positive and negative plugs, the meter will be only lighten the related LED bar of battery capacity.
if connected by positive+negative+C plug, the LED bar will be lighten from the first bar to current capacity bar..
VOLTAGE OUTPUT FUNCTION---- If battery connect with positive,negative,C and R plugs together, you can get a voltage output function, which can output voltage 0V or 5V..
Snap-in design and fits standard panel cut-out.
panel cutout size:Approx 37×25mm(1.46x0.98 inch)..

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Ghost Box: Voices from Spirits, ETs, Shadow People & Other Astral Beings

K2 is a fast sampling highly responsive EMF meter preferred by Paranormal Experts.
SB7 Rev 04 comes w a round external speaker that attaches with a cord or a spout. Black or Blue speaker..
The SB7 utilizes a milli-second adjustable Forward or Reverse frequency "sweep" technique.
SB7 Focuses on the Most Paranormal Active FM frequency sweep frequencies from 87.5 MHz to 108 MHz..

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