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    Voltmeter & Ammeter

    • (6880)

      Geekcreit® 0.28 Inch 2.5V-30V Mini Digital Volt Meter Voltage Tester Two Line Voltmeter

      US$2.99 ~ 13.99 US$8.99

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      67% OFF

    • (849)

      RIDEN® UM34/UM34C For APP USB 3.0 Type-C DC Voltmeter Ammeter Voltage Current Meter Battery Charge Measure Cable Resistance Tester

      US$16.99 ~ 20.99 US$25.99

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      35% OFF

    • (793)

      RIDEN® UM24/UM24C USB 2.0 Color LCD Display Tester Voltage Current Meter Voltmeter Amperimetro Battery Charge Measure Cable Resistance

      US$12.99 ~ 16.99 US$23.99

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      46% OFF

    • (103)

      RIDEN® TC64 Color Screen PD Fast Charge Fast Test Type-C Voltage Ammeter Capacity Temperature Measurement Tester

      US$16.99 US$20.99

      Add to cart

      19% OFF

    • (326)

      RIDEN® DPS5005 50V 5A Buck Adjustable DC Constant Voltage Power Supply Module Integrated Voltmeter Ammeter With Color Display

      US$45.99 US$55.99

      Add to cart

      18% OFF

    • (265)

      0.56 Inch AC70-500V Mini Digital Volt Meterr Voltage Panel Meter AC Voltage LED Display Meter

      US$3.69 US$9.99

      Add to cart

      63% OFF

    • (278)

      RIDEN® 0-33V 0-3A Four Bit Voltage Current Meter DC Double Digital LED Display Voltmeter Ammeter

      US$10.99 US$13.99

      Add to cart

      21% OFF

    • (81)

      RIDEN® 100V 50A/100A 7in1 OLED Multifunction Tester Voltage Current Time Capacity Voltmeter Ammeter Electrical Parameter Meter

      US$8.99 ~ 10.99 US$19.99

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      20% OFF

    • (111)

      3-30V DC 0.56 Inch Voltage Meter Board LED Amp Digital Voltmeter Gauge

      US$4.99 US$5.99

      17% OFF

    Step Up Module

    • (604)

      Geekcreit® DC-DC Boost Buck Adjustable Step Up Step Down Automatic Converter XL6009 Module Suitable For Solar Panel

      US$3.99 ~ 146.99 US$8.99

      Add to cart

      56% OFF

    • (136)

      3V To 5V 1A USB Charger DC-DC Converter Step Up Boost Module For Phone MP3 MP4 Geekcreit for Arduino - products that work with official Arduino boards

      US$7.99 US$9.99

      Add to cart

      20% OFF

    • (68)

      DC 3.3V 3.7V 4.5V 5V to 12V Boost Voltage Regulator Module Converter Step Up Power Supply Board

      US$3.99 US$8.99

      Add to cart

      56% OFF

    • (395)

      Geekcreit® 8A DC5-30V to DC1.25-30V 150KHz Automatic Step Up Step Down Adjustable Power Module Voltage Regulation With Short Circuit / Overtemperature Protection

      US$10.99 US$13.99

      Add to cart

      21% OFF

    • (292)

      DC-DC 3V-35V To 4V-40V Adjustable Step Up Power Module 3V 5V 12V To 19V 24V 30V 36V Boost Converter

      US$3.99 US$9.99

      Add to cart

      60% OFF

    • (884)

      Geekcreit® DC 3.7-6V To 20KV Boost Step Up Power Module High Voltage Generator

      US$6.99 US$8.99

      Add to cart

      22% OFF

    Step Down Module

    • (401)

      Geekcreit® 5A XL4005 DC-DC Adjustable Step Down Module Power Supply Converter

      US$3.99 US$9.99

      Add to cart

      60% OFF

    • (546)

      LM2596 DC-DC Verstellbar Step Down-Schaltregler Power Supply Module

      US$1.99 US$8.99

      Add to cart

      78% OFF

    • (93)

      5pcs DC-DC 5V 3A Power Supply Module Buck Step Down Regulator Module 24V 12V 9V To 5V Fixed Output

      US$9.99 US$13.99

      Add to cart

      29% OFF

    • (186)

      LM317 DC-DC 1.5A 1.2-37V Adjustable Power Supply Board DC Converter Buck Step Down Module

      US$5.99 US$7.99

      Add to cart

      25% OFF

    • (1115)

      Geekcreit® DC-DC Step Down Power Supply Adjustable Module With LCD Display With Housing Case

      US$11.99 US$14.99

      Add to cart

      20% OFF

    • (935)

      5Pcs Mini DC Adjustable Power Supply Buck Module Step Down Module

      US$6.99 US$8.99

      Add to cart

      22% OFF

    • (31)

      10A 300W High Power DC-DC Step Down Power Module 24V 19V 12V 5V Adjustable Buck Board Converter

      US$17.69 US$26.99

      Add to cart

      35% OFF

    Constant Current & Voltage Module

    • (211)

      RIDEN® DP And DPS Power Supply Communiaction Housing Constant Voltage Current Casing Digital Control Buck Converter Only Box

      US$25.99 US$31.99

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      19% OFF

    • (69)

      RIDEN® DPS5015 Communication Constant Voltage Current Step Down Digital Power Supply Module Buck Voltage Converter LCD Voltmeter 50V 15A

      US$55.99 ~ 61.99 US$67.99

      Add to cart

      18% OFF

    • (68)

      B3603 CNC DC-DC Digital Step Down Buck Module Constant Voltage Current

      US$15.99 US$19.99

      Add to cart

      20% OFF

    • (103)

      Winners® 5A DC-DC Adjustable Step Down Power Supply Module Constant Voltage Current Dual LCD Display Screen

      US$10.99 US$19.99

      Add to cart

      45% OFF

    • (237)

      Original ZHIYU® 60W / 110W 9.99A 30V Constant Current Electronic Load Aging Battery Capacity Tester

      US$25.91 ~ 32.41 US$31.09

      Add to cart

      17% OFF

    • (128)

      Output 1.25-36V 5A Constant Current Constant Voltage Lithium Battery Charger Power Supply Module

      US$4.99 US$6.00

      Add to cart

      17% OFF

    • (319)

      DC7V-35V to DC1.25V-30V LED Driver Charging Constant Current Voltage Step Down Buck Power Supply Module

      US$8.99 US$10.99

      Add to cart

      18% OFF

    Transistor Tester

    • (160)

      LCR-T3 Transistor Tester Resistance Capacitance Diode ESR SCR Inductance Meter

      US$12.99 US$15.99

      Add to cart

      19% OFF

    • (928)

      Geekcreit® LCR-T4 Mega328 Transistor Tester Diode Triode Capacitance ESR Meter With Shell

      US$12.99 US$21.99

      Add to cart

      41% OFF

    • (30)

      Original Hiland M644 Transistor Tester LCR Diode Transistor Zener Quartz Measurement Frequency Counter PWM Square Wave Generator Online ESR

      US$33.99 US$40.99

      Add to cart

      17% OFF

    • (22)

      3.7V DIY Transistor Graphic Tester LCD Digital Multimeter Diode Inductor Capacitor ESR Meter + Shell

      US$23.99 US$28.99

      Add to cart

      17% OFF

    • (31)

      Transistor Tester ESR Capacitance Meter Resistance Inductance Measuring

      US$25.99 US$31.99

      Add to cart

      19% OFF

    • (32)

      LCR-T4 Transistor Tester Diode Triode LCD ESR Meter Inductance With Housing

      US$25.99 ~ 27.99 US$31.99

      Add to cart

      19% OFF

    Power Supply

    • (1031)

      Geekcreit® 5V -12V ZVS Induction Heating Power Supply Module With Coil

      US$6.99 US$15.99

      Add to cart

      56% OFF

    • (57)

      TDA2030A 6-12V AC/DC Single Power Supply Audio Amplifier Board Module

      US$7.99 US$9.99

      Add to cart

      20% OFF

    • (102)

      HLK-PM01 AC-DC 220V To 5V Mini Power Supply Module Intelligent Household Switch Power Supply Module

      US$9.99 US$11.99

      Add to cart

      17% OFF

    • (420)

      Geekcreit® AC 110-240V Input To DC 24V 17A 400W Switching Power Supply Driver Board

      US$26.99 US$40.99

      Add to cart

      34% OFF