OCESTORE Crystal Oscillator Tester Frequency Counter Tester Meter 1Hz-50MHz Cymometer Measurement Tester Module LED DIY Kit

  • 【OPTIMAL PERFORMANCE】OCESTORE premium upgrade Frequency Counter Tester Meter based on PICmicrocontroller that can measure frequency of 1 Hz to 50 MHz,designed to measure the oscillation frequency of the most crystal oscillators..
  • 【HIGH QUALITY】OCESTORE premium Frequency Counter Tester Meter is made of high quality material which can use for a long time.Programmable addition and subtraction frequency settings, used to measure radio transceivers and other equipment..
  • 【SUPER IMPORTATNT】with crystal oscillator measurement function and programmable addition and subtraction frequency settings, five-digit digital tube display, convenient and intuitive, all use in-line components, simple circuit, easy to make..
  • 【OPTIMAL RELIABILITY】Power supply : USB 5V or DC 5-12V.
  • Crystal Test Range: about 4MHz-48MHz.Automatic range conversion, no need for manual switching.
  • All in-line components, easy to install and debug..
  • 【PACKAGE & SERVICE】Package Include: 1 Pcs x Crystal Oscillator Frequency Counter .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..
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Runleader Hour Meter Tachometer,Maintenance Reminder,Alert RPM,Backlit Display,Initial Hours Setting,Battery Replaceable,Use for ZTR Mower Generator Marine ATV and Gas Powered Device. (Button-Red)

  • MULTI-FUNCTION HOUR METER----Include Tachometer(RPM),Hour Meter,Service Timers(SVC&SVC2), Resettable Job Timer(JOB).
  • Convenient to view the data,help to manage your healthy engine..
  • HOUR METER----Help to track how many hours you put on the engine.
  • When engine is off, display shows total run time of engine and remains visible.
  • TOT hours are non-resettable with 0.1 hours accuracy.
  • Allows user to preset initial total hours to replace the old meter..
  • MAINTENANCE REMINDER----Programmable maintenance interval service timer(SVC&SVC2),countdown tracking service reminder time.
  • When SVC times reached,the warning icon will be flashed and backlight turned to red.
  • JOB timer used to measure the time of a particular work job, such as change oil,Air filter replacement etc,the value can be reset.
  • JOB and SVC readings can be viwed directly by related buttons..
  • TACHOMETER----Record your RPM value accurately when engine is running, help to adjust engine idle.
  • Different engine firing patterns can be programmed.
  • Programmable RPM Alert,Red backlight display and warning icon flashes.
  • Programmable RPM measurement range selection mode for improved RPM data accuracy..
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FC-3000P Ham Radio CB Frequency Counter 27Mhz-3000Mhz - High Sensitivity with CTCCSS DCS Decoder for The VHF & UHF - CB Continuous Carrier Signal, Walkie-Talkies, DMR Radio Transceivers

  • ✔️ IDENTIFYING FREQUENCY - The frequency meter measures frequency parameters of the continuous carrier signal walkie-talkies , with signal strength indicator..
  • ✔️ PORTABLE FREQUENCY COUNTER - Counting continuous wave signal comes from Two-way Radio. VHF & UHF frequency measurement, useful for the CB amateur Ham Radio..
  • ✔️ FREQUENCY COUNTER METER RANGE - CB, HAm Radio, DMR frequency range 100Mhz-3000Mhz. Build-in DCS CTCSS Decoder Low PPM crystal time base used to achieve high accuracy measurement.
  • ✔️ EASY TO OPERATE - User friendly controlled with four buttons. The DMR radio frequency counter is compact and handy when needed..
  • ✔️ 100% MONEY BACK GUARANTEE 2 YEARS WARRANTY ensures this will quickly become your favorite no-risk purchase..
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Aobao Plug in Volt Meter, 4pcs Flat US Plug AC 80-300V LCD Digital Voltmeter Voltage Test Monitor, AC 110V 220V Voltage Panel Power Line Volt Test Gauge for RV

  • ...nting the low voltage damage to your household appliances.
  • ?Adjustable Potentiometer?There’s an interior potentiometer for accuracy adjustment. Just use screwdriver to open the outer case and adjust the potentiometer with small size screw driver. Adjust the potentiometer counter-clockwise when it’s excessive voltage.
  • if the displayed voltage is too low, adjust the potentiometer clockwise..
  • ?Versatile Feature?Designed as a flat plug, the volt meter is for more than just measuring voltage. It can be also used as a voltage meter as well as a night light. It is ideally applicable to measuring the AC voltage in family, office space, industrial and mining enterprises, etc..
  • ?Package Includes?4pcs voltage test meters. (Please keep the kids away from the product, do not use the product in a damp environment.).
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RC Watt Meter DC 60V/100A Digital LCD Balance Voltage Battery Power Analyzer Wattmeter Tester Checker Watt Volt Amp Meter

  • Measures 0 to 60 Volts. Works on 12, 24, 36, and 48 volt battery bank systems..
  • Precision Alu-Chrom current sensing resistor, with only 0.001 Ohms resistance and circuitry that draws only 7 mA..
  • This is the All-In-One Meter:a power meter, a volt meter, an amp-hour meter, ammeter and energy meter.Digital LCD screen gives clear crisp number readings..
  • Perfect troubleshooting tool:it's indispensable for analyzing, testing and troubleshooting any DIY DC power project..
  • Professional RC Watt Meter is an excellent addition to your RC hobby, DC circuits, Solar system, Boat/RV & Battery Backup systems!.
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LAD WEATHER] Swiss Sensor Watches Digital Compass Altimeter Weather Forecast Barometer Thermometer Alarm Calendar Chronograph Stopwatch Timer (Orange)

  • ...on the hour) -mb/hPa or inHg -2 kinds of adjustment methods : Absolute Pressure and Factory Default Adjustment.
  • ■Digital Compass -Backward Bearing -Compass Lock -Magnetic Declination -Calibrating ■Pacer Mode -for 8 hours(When the pacer has been running continuously for 8 hours, it will stop automatically.) -Step Counter : maximum counting limit (99999steps) - 30 BPM to 180 BPM -Link with Chronograph ■Thermometer -Celsius(℃) or degree Fahrenheit ■Chronograph -measure elapsed time -measure Lap Time (Up to 100 laps) -Range : 99 houres 59 minutes 59.99 seconds.
  • ■Timer -Countdown Timer -Range : 99 houres 59 minutes 59.99 seconds -The Quick Set Value (This is a set of values preset in the watch for using the timer more easily.) (1, 3, 5, 10, 15, and 45 minutes) -The User Preset Value (This is a value which can be set by the user.) -Timer Sounds (Sounds for 30 seconds when counting to zero) ■Daily Alarm (Daily Alarm 1 and 2 are working independently) ■Day and date calendar ■Contrast (Increase/ decrease the contrast level from 1 to 10) ■Power Saving Mode.
  • ■Dual Time Mode ■Electro Luminescence Backlight [Size] Case diameter: 48 mm / thickness: 13 mm Band length: 110-200 mm / width: 22 mm Weight: 58 g [Material] Case: ABS plastic / Stainle....
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Runleader Digital LED Engine Hour Meter,RPM &Temperature Display,Maintenance Reminder,External Powered Operating for Lawn Mower Generator Dirtbike Paramotor Outboard Motor Marine Compressor

  • TACH/HOUR METER----It is a multifunctional meter include functions Engine temperature meter gauge,TOT hours,JOB timer,Maintenance service timer,Tachometer..
  • TEMP METER GAUGE----Use the temperature sensor to measure engine real-time temperature value.
  • Programmable over-temperature alert reminder.
  • Maximum temperature value is viewable and resettable..
  • HOUR MERER----TOT hours help you to track how many hours are the engine/machine working.
  • JOB timer is used to measure the time of a particular work job such as change oil, it is resettable.
  • Maintenance timer is countdown tracking, remind the arrived status by red light and waring icon..
  • TACHOMETER----Record the real-time RPM value when engine is on, help to adjust engine idle.
  • Programmable engine firing patterns to keep the RPM value more accurate.
  • Flashed red light & warning icon for Alert RPM.
  • Data retained when engine /machine shutdown.
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Charge-Discharge Monitor, DROK 0-90V 100A DC Ammeter Voltmeter, Battery Capacity Amp-Hour Watt-Hour Power Time Multimeter, LCD Display Digital Voltage Current AH WH Watt Meter Tester with Hall Sensor

  • 7-IN-1 MULTIMETER --- measure and display voltage (0-90V), current (0-100A), power, battery capacity, amp-hour, watt-hour and time simultaneously..
  • APPLICATION --- can be used as battery charge-discharge tester meter for automobile and car battery.
  • as battery capacity monitor for photovoltaic system.
  • as voltage meter, current meter, power meter, etc..
  • BIDIRECTIONAL AMMETER --- the multimeter can detect current in dual direction without changing the wiring direction when used for monitoring charging and discharging..
  • PROTECTION --- over-voltage protection, over-current protection, over-power protection, over-charged protection, time limitation, etc..
  • automatically/manually switch off LCD screen.
  • with output control button to enable/disable output (requires a relay)..
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3 Phase Power Meter DTM024 Digital LCD Display Energy Meter Electric Kilowatt Hour Meter, 220/380V 5-80A

  • WITH TRANSPARENT SHELL-- This power meter adopts transparent shell, which is convenient to observe the operation status of electronic components inside the meter..
  • LCD DISPLAY WITH BACKLIGHT-- This energy meter is equipped with LCD backlight display is used to read data clearly, convenient to operate..
  • LOW POWER CONSUMPTION-- The power consumption of the product is very low, saving money. The theoretical power consumption is less than or equal to 2 W..
  • HIGH STABILITY-- The kilowatt hour meter has stable performance and can run steadily in the range of -20-55 degrees Celsius..
  • APPLICATION-- 3 phase electric power meter can be widely used in power metering systems, standard: IEC62052-11 IEC62053-21..
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