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DC 0-10V 0/4-20mA Current Voltage Signal Generator, Built-in Battery Power Supply Interface Analog Simulator, Adjustable 4-Digit Display, for PLC, Panel Debugging, Device Testing

$49^.99

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DC 6.5-100V 0-20A LCD Digital Voltmeter Ammeter, Voltage Current Power Energy Meter Tester with LCD Display, Multi-Function Monitoring Module for Battery Solar Charger Power Supply Test

$40^.71

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Battery Replacement for NetScout AirCheck G2 WLAN Tester Aircheck G2 ACKG2-WBP SNBP-LION

$39^.24

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10PCS 18650 Battery Clip Holder, Spring Contact 18650 Battery Case Socket, Solder Type Battery Storage Bracket, Plastic Battery Holder for 18650 Lithium Battery, DIY Power Supply, Electronic

$43^.53

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eufy Security Flood & Freeze Sensor E20, Water Leak Detector &Freeze Alarm Extended Reach with Cable, 75 dB Alarm, 5-Year Battery, Requires HomeBase 2, 3, Mini, or Pro. For Basement, Kitchen, Laundry

$39^.99

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LCR-P1 Transistor Tester, Mosfet Transistor Capacitor Tester, SMD Electronic Component Tester, Diode Triode Zener Diode Resistance Inductance Battery Test LCR Meter MOS PNP NPN ESR Meter

$69^.99

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HRM-10 Voltage Internal Resistance Battery Tester,Battery Voltage Meter for Types of Batteries, Car Battery Tester, AAA AA Battery, 100V 200, Digital Battery Analyzer for Household Automotive

$79^.99

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Digital Multimeter Voltmeter Battery Voltage Multi Tester Continuity Ohm Volt Amp DC AC Current Resistance Diodes 2000 Counts Electrical Test Meter with Leads Backlight LCD Display

$29^.99

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USB Tester Meter USB C Voltage Tester, 2-in-1 Digital USB Current Watt Multimeter, PD Battery Power Capacity Ammeter Voltmeter with Type C Connector

$39^.99

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Variable Backlight USB Tester, LCD Display USB C & A Multi Meter, Voltmeter Amp Power Meter Battery Capacity Tester Internal Resistance Battery Level Indicator for Laptop Tablet Phone Power Bank

$37^.99

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USB Tester USB Meter Tester Voltage Current Tester USB Battery Checker USB A Voltage Current Voltmeter Amp Volt Ammeter Detector USB Mobile Tester USB Cable Charger Detector LED Display

$25^.99

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Digital Multimeter, TRMS 4000 Counts, Auto-Ranging, Battery Test | 1.5V/9V/12V Battery Testing, Auto & Home Diagnostics, NCV Detection, Capacitance Measurement, CAT III 600V

$44^.99

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MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity

$59^.99

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Digital Multimeter Voltmeter Battery Voltage Multi Tester Continuity Ohm Volt Amp DC AC Current Resistance Diodes 2000 Counts Electrical Test Meter with Leads Backlight LCD Display

$29^.99

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Auto Ranging Digital Multimeter TRMS 6000 | Comes with Battery Alligator Clips Test Leads AC/DC Voltage/Account,Voltage Alert, Amp/Ohm/Volt Multi Tester/Diode

$45^.99

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Digital Multimeter Voltmeter TRMS 4000 Counts Non-Contact Voltage Tester | Smart Auto-Range NCV Electrical Battery Multi Meter for DC AC Volt Amp, Current Resistance Continuity Diode with Test Leads

$31^.99

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AJMRTC LM2596S DC-DC Step Down Adjustable Power Supply Module, CC CV Constant Current Constant Voltage LED Driver Charger, LM2596 Buck Converter for Battery Charging LED Lighting DIY Project

$11^.11

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Digital Multimeter TRMS 4000 Counts Auto Range Voltmeter for Car | NCV Smart Tester, Capacitance Voltage Measure, Fast Response, Good Battery Tests, Safety, Compact, for DIY Homeowner

$27^.99

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DM130B Multimeter, 4000 Counts, Auto-Ranging, Capacitance Testing | Measures AC/DC Voltage, Current, Resistance, Capacitance, NCV, 1.5V/9V/12V Battery Modes, CAT III 600V

$43^.99

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AJMRTC 5S 18.5V Li-ion Battery Protection Board, 15A/25A BMS Anti Overcharge Over-Discharge Board for 21V Solar Lighting Lithium Battery Pack, 5 Pack Lipo Battery Management Module

$11^.82

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AJMRTC 15A Ideal Diode Module Low Dropout Solar Anti-Reverse Current Protection Board DC3-28V, Prevent Charging Reverse Irrigation, Power Supply Anti-Backflow for Solar Panel, Battery Charging, DC Pow

$11^.55

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AJMRTC 2S Li-ion BMS Protection Board, 7.4V 2 Series Lithium Battery Charger Protection Module, 4A Overcharge Overdischarge Overcurrent Protection Board for 2-Cell Lithium Battery Pack DIY Power Proje

$10^.73

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AJMRTC 4 Series Lithium Battery Protection Board, 30A High Current BMS Module, No Activation Needed Auto Recovery, 14.8V /16.8V 4S Li-ion Battery Charge Discharge Protection Circuit Board for Battery

$11^.91

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AJMRTC 3S 8A Li-ion BMS PCM PCB Lithium Battery Protection Board, 3 Cell 11.1V Nominal /12.6V Full Charge Module, Overcharge Over-discharge Overcurrent Short Circuit Protection for 12V Lithium Battery

$10^.81

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AJMRTC 12V 4-Segment Power Indicator Module, Onboard 4-LED Power Level Display Board, 4-Position Voltage LED Indicator Module for Battery Voltage Monitoring, Power Supply Status Detection, Electronic

$11^.26

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AJMRTC 2S 10A 7.4V Lithium Battery Protection Board, 8.4V BMS with Balance Function, Overcharge Over Discharge Overcurrent Short Circuit Protection, Stlxy 2S Li-ion Battery Management Module

$10^.56

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AJMRTC 2S 10A 7.4V Lithium Battery Protection Board 8.4V BMS with Balance Function, Overcharge Over Discharge Over Current Short Circuit Protection, for 2 Series Li-ion Battery Pack DIY Power Supply

$10^.56

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AJMRTC 3S 12V 12.6V Lithium Battery Protection Board, 14A BMS Anti-overcharge Over-discharge Overcurrent Short Circuit Protection Module, Suitable for Sprayer, LED Light and 3-Cell Li-ion Battery Pack

$11^.64

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AJMRTC 4S 30A Li-ion BMS Battery Protection Board 14.4V 14.8V 16.8V, 4 Series 18650 Lithium Charging PCB Module with Cell Balance, Overcharge Over-Discharge Short Circuit Protection for Power Tools

$11^.43

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AJMRTC DC 6-40V Charger Control Switch Module, Undervoltage Overvoltage Protection Board, Auto Cut Off Disconnect Controller for Battery Charging Discharge Protection and Power Supply Monitoring

$10^.04

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AJMRTC XH-M240 Lithium Battery Capacity Tester Module, Digital mAh mWh Discharge Electronic Load True Capacity Meter, 18650 Lithium Cell Detector for Battery Testing, Capacity Measurement & DIY Batter

$14^.61

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AJMRTC 3S 11.1V 12.6V 10A Lithium Battery BMS Protection Board, 3 Strings 12V Li-ion Cell Management Module with Overcharge, Overdischarge, Short Circuit Protection for 18650 Battery Pack DIY

$10^.98

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AJMRTC ZB2L3 Battery Capacity Tester, 1.2V to 12V Li-ion Lithium & Lead-acid Battery Resistance Discharge Capacity Meter, Digital Battery Detector for Battery Capacity Testing and Internal Resistance

$11^.84

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AJMRTC 3S 8A Li-ion BMS PCB Protection Board, 11.1V 12.6V 3 Cell Lithium Battery PCM Module, Overcharge Over-Discharge Overcurrent Short Circuit Protection for 3S 12V Lithium Battery Pack

$10^.81

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AJMRTC 4S Lithium Battery Protection Board 30A High Current, 14.8V /16.8V Li-ion BMS Module, No Activation Needed Auto Recovery Overcharge Over-Discharge Short Circuit Protection for 4 Series Lithium

$11^.91

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AJMRTC 4S 5A BMS Lithium Battery Pack Protection Board, 14.8V 14500 Li-ion Charge Module, Overcharge Overdischarge Short Circuit Protection PCB for Solar Street Light Lithium Battery Pack DIY Projects

$10^.80

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AJMRTC 15A Ideal Diode Module, DC3-28V Low Dropout Virtual Diode, Anti-Reverse Current & Reverse Irrigation Protection Board for Solar Panel Charging, Battery Anti-Backflow Protection DIY Power Projec

$11^.55

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