Best East Tester in 2026

【Dislay】: 3.5-inch TFT dislay, 5-bit dislay; The basic measurement accuracy is 0.1% br/

【Test frequency】：100Hz, 120Hz, 200Hz, 400Hz, 800Hz, 1KHz, 2KHz, 4KHz, 8KHz, 10KHz， 15KHz， 20KHz， 40KHz， 50KHz， 80KHz， 100KHz； total 16 fixed oints/

【Test Parameter】Main arameter: L/C/R/Z, Secondary arameter: X/D/Q/θ/ESR/

Test frequency: 100Hz, 120Hz, 200Hz, 400Hz, 800Hz, 1KHz, 2KHz, 4KHz, 8KHz, 10KHz; Testing level: Six fixed level(0.1V, 0.3V, 0.6V, 1V, 1.5V, 2V);

Signal source output impedance: 30Ω , 100Ω; Test Parameter: Principal parameter: L/C/R/Z, Secondary parameter: X/D/Q/θ/ESR

Supporting DC Resistance (DCR) and Electrolytic Capacitance Measurement; Data recording function (maximum, minimum, average);

【Appearance ; parameters】2.8-inch TFT display, 4-bit semi-display; Display digit: Main parameters: 5 bits, secondary parameters: 5 bits；Test Frequency 100Hz-100KHz continuously adjustable, 1Hz step; Basic accuracy: 0.20 percent

【Easy To Use】Supporting DC Resistance and Electrolytic Capacitance Measurement; Automatic Recognition of Component Measurement; Support screening and deviation measurement;

【Other ;Functions】Adjustable measuring speed, manual and automatic range; Short circuit correction with open circuit; Provide multiple test ports.

The color of the casing shipped by Amazon is yellow, don’t buy it if you mind, the next batch of goods will be blue casing

Precise Frequency Control: Adjust the frequency from 100Hz to 100KHz with 1Hz increments.

Automatic Component Recognition: The device automatically recognizes and measures components.

Appearance parameters: 2.8-inch TFT display, 4-bit semi-display; Display digit: Main parameters: 5 bits, secondary parameters: 5 bits;Test Frequency 100Hz, 120Hz, 1KHz, 10KHz, 40kHz, 100KHz; Basic accuracy: 0.30Percent

Easy To Use: Supporting DC Resistance and Electrolytic Capacitance Measurement; Automatic Recognition of Component Measurement; Support screening and deviation measurement;

OtherFunctions: Adjustable measuring speed, manual and automatic range; Short circuit correction with open circuit; Provide multiple test ports.

electronic load provides CC, CV, CR, CP and CC+CV, CR+CV several basic measurement modes;

LCR meter in industrial &scientific

Lcr meter benchtop Testing frequency 100khz

Capacitance multimeter support SCPI

Continuously adjustable LCR meter in industrial &scientific

Lcr meter benchtop Testing frequency: 16 Points（100、120、200、400、800、1K、2K、4K、8K、10K、15K、20K、40K、50K、80K、100K

Capacitance multimeter support SCPI

temperature calibrator

High Accuracy LCR Meter - High accuracy measurement of capacitance, resistance, and inductance, it is a special digital instrument which is easy to be operated, the reading accuracydegree is higher with liquid crystal display 3 1/2.

Digital Multimeter Design - (Inductance) Measuring accuracy up to ±(2%+5); (Capacitance) Measuring accuracy up to ±(2%+5). Forward voltage drop of diode:Displaty forward voltage drop of diode; Forward voltage of DC:Approx.1mA; Reverse DC voltage:Approx.2.8V.

Rotable LCD Display - Multi angle adjustment for easy reading.There is no need to hold tester while measuring, more convenient operation. Data hold function helps users to freeze readings on the screen, allowing for convenient recording and analysis of data readings.

This LCR Meter is a 19999/ 9999 counts dual display, high accuracy LCR meter, which could measure Inductance/ Capacitance/ Resistance with secondary parameters including dissipation factor (D), quality factor (Q), phase angle , equivalent series/ parallel resistance (ESR or Rp).

This LCR Meter is fully auto ranging operation for AC impedance & DC resistance measurement. The user could measure the L/C/R components directly in “AUTO-LCR “ smart mode without selecting the function key.

Components could be measured in serial or parallel mode according to the DUT (device under test) impedance automatically.User could select the desired test frequencies of 100Hz/120Hz/1kHz/10kHz /100kHz.

Inductance To 40 H, Frequency To 40 MHz, Capacitance To 400 microF, Logic To 20 MHz

Input Warning Tone When Test Leads Are In Wrong Jack

10,000 Count, 0.1% Accuracy

Test ranges:Inductors, capacitors , diodes, dual diode , mos, transistor, SCR , the regulator, LED tube, ESR, Resistance, Adjustable potentiometer

Can detect the transistor, MOSFET protection diode amplification coefficient and the base to determine the emitter transistor forward biased voltage.

High test speed, valid component test: 2 seconds (except in the larger capacitor of large capacitance measurement also takes a long time, the measured time of one minute is normal)

For detecting NPN and PNP transistor, capacitor, resistor, diode, triode, N-channel and P-channel MOSFET, IGBT, JFET, triac and battery, resistor and capacitor and other components, etc.

Put the pins of component in corresponding area, then dial the little handle and the detector will test it automatically, finally the results will display on the back light TFT screen clearly. ( Use 12864 liquid crystal display with green backlight).

Measurement results represent by TFT graphic display(160x128). Support Chinese and English.

✔ WIDE APPLICATION: This multifunctional capacitance meter can be used to test triode, field-effect tube(FET), diode, resistor, capacitor, inductor, MOS, SCR, which is available for various electric transistor testing.

✔ LARGE & CLEAR LCD DIGITAL DISPLAY: This amazing detector adopts 1.8" TFT color LCD screen with high-resolution. Besides, different parameter is shown with different color, convenient and simple for you to check the parameter.

✔ AUTOMATICAL IDENTIFICATION: DROK intelligent transistor checker is able to detect NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, thyristors, resistors, capacitors or other devices automatically.

For detecting NPN and PNP transistor, capacitor, resistor, diode, triode, N-channel and P-channel MOSFET, IGBT, JFET, triac and battery, resistor and capacitor and other components, etc.

Put the pins of component in corresponding area, then dial the little handle and the detector will test it automatically, finally the results will display on the back light TFT screen clearly. ( Use 12864 liquid crystal display with green backlight).

After detection, align the infrared remote control with the "IR" light, then press the button in the remote control, if the detector successfully decode it, it will display the data code and infrared wave form.

MESR-100 V2 AutoRanging In Circuit ESR Capacitor Low Ohm Meter 0.001 to 100R

【WIDE APPLICATION】This multifunctional capacitance meter can be used to test triode, field-effect tube(FET), diode, resistor, capacitor, inductor, MOS, SCR, which is available for various electric transistor testing.(Note Pin Jack Select and discharge before testing capacitor)

【LARGE & CLEAR LCD DIGITAL DISPLAY】This amazing detector adopts 1.8" TFT color LCD screen with high-resolution. Besides, different parameter is shown with different color, convenient and simple for you to check the parameter.

【Easy to use】Aideepen intelligent transistor checker is able to detect NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, thyristors, resistors, capacitors or other devices automatically.

✅【High Quality & High Accuracy】The tester is automatically identified the passive component.Precision LCR Meter 6000 counts with the range of Resistance:600Ω~60MΩ；Capacitance：9.999nF~99.99mF; Diode Test:Open Voltage:3.0V,Testing Current:1.5mA;0.1% Accuracy.

✅【Non-rusting】The entire outer surface of the tester case has been with thermo plastic elastomer, and Spare Test Pin are included which has been gold-plated, so that can be reduce pin contact resistance and prevent it from rusting.

✅【Wide Range of Application】With the function of the continuity and Diode Test,you can used it for many applications,such as components verification and sorting, production lines, laboratory and service center, in-field repair，battery power test and more.

✅【Anti-rust Material】The whole test box has thermoplastic elastomer on the outer surface, with gold-plated spare test pins, which can reduce the contact resistance of the pins and prevent them from rusting.

✅【High Precision】Automatic identification of passive components, precision meter 6000 times, resistance range: 600Ω~60MΩ; capacitance: 9.999nF~99.99mF; diode test: open voltage: 3.0V, test current: 1.5mA; precision 0.1%.

✅【Auto Power Off】If the tester is idle for more than 15 minutes, the tester will automatically turn off the power.HOLDPEAK 990 SMD tester is a handheld and battery operated compact tool that is very convenient to operate and easy to measure SMD.

👍【Wild Application】:TFT graphic display(160x128) ,can Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, Mega328,BJT, resistor and capacitor and various electric transistor testing.

🌞【Built-in Battery】:Built-in lithium battery, convenient and effective, the indicator light shows green when fully charged. Warm Reminder: The charging input voltage is 4.5V, please do not use it under overpressure, otherwise the tester will be damaged.

✔️【Add IR Decoder】: After the component detection is completed, the infrared remote control at the tester "IR" test hole, press the remote control key, the tester will be display the user code & data code and the corresponding infrared waveform after the successful decoding

🏆【Upgrade】:TC-T7-H is an upgraded of LCR-T7,Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, BJT, resistor and capacitor and other components, etc.(To avoid malfunctions, pls discharge capacitors and other test items before use.)

🍀【Built-in Battery】:Built-in lithium battery, convenient and effective, the indicator light shows green when fully charged. Warm Reminder: The charging input voltage is 4.5V, please do not use it under overpressure, otherwise the tester will be damaged.

👍【Add IR Decoder】: After the component detection is completed, the infrared remote control at the tester "IR" test hole, press the remote control key, the tester will be display the user code & data code and the corresponding infrared waveform after the successful decoding.

Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, transistor, resistor and capacitor and other components

Can detect the transistor, MOSFET protection diode amplification coefficient and the base to determine the emitter transistor forward biased voltage

Can be in the correct order and the diode symbol display two diodes , and gives the diode forward voltage

[Wide Application]: It is very easy to test plug-in and SMD devices, it can also be used to test different kinds of triodes, thyristors, MOSFET, enable to analysis the device type, the polarity of the pin, the output HFE, the valve voltage, the junction capacitance of the FET.

[Automatical Identification]: Intelligent transistor checker is able to detect NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, thyristors, resistors, capacitors or other devices automatically.

[Typical ESR Value Guide]: There is a table "typical ESR value of electrolytic capacitor" at the back, it is for guiding only, these are typical value for standard grade electrolytic capacitor at room temperature.

LCR Meter is Inductance, Capacitance, Resistance, Continuity Test And Diodes Measuring Meter, A Special Digital Instrument , Easy to Operat, Reading Accuracy Degree is Higher with LCD Display 1999 (3 1/2).

Adopted Double Integral A/D Converter Core and A Large-Scale Integrated Circuits, Make The LCR Meter Inductance, Capacitance, Resistance Tester an Excellent Performance Instrument for Users.

Wide Measuring Range 200pF to 2000uF, Accuracy ±(2.5%+5), 200uH Tto 20H,Accuracy ±(2%+5), 200Ω to 200MΩ, Accuracy ±(0.8%+2).

【Wild Application】:1.8" Full Color Display,Automatic detection of NPN and PNP transistors, n-channel and p-channel MOSFET, diode (including double diode), thyristor, Mega328,BJT, resistor and capacitor and various electric transistor testing.

【Built-in Battery】:Built-in lithium battery, convenient and effective, the indicator light shows green when fully charged. Warm Reminder: The charging input voltage is 4.5V, please do not use it under overpressure, otherwise the tester will be damaged.

【Add IR Decoder】: After the component detection is completed, the infrared remote control at the tester "IR" test hole, press the remote control key, the tester will be display the user code & data code and the corresponding infrared waveform after the successful decoding

High accuracy – R: 0.1%, L: 0.2%, C: 0.2%

5 test frequencies – 100Hz, 120Hz, 1kHz, 10kHz, 100kHz with 3 test voltage - 0.2Vrms, 0.5Vrms, 1.0Vrms

Wide measurement range – R: 20mΩ to 10MΩ, C: 0.1pF to 10mF, L: 10nH to 1H

This MESR-100 V2 auto-ranging capacitor ESR and low Ohm meter measuring range is 0.001-100.0R, support in circuit testing.

Capacitor tester is the series resistance inside the capacitor, and 100kHz is used to remove the impedance 1/(2*pi*F*C). When the impedance becomes smaller, the real series resistance value can be measured to determine whether the capacitor is bad/damaged or in good condition.

Our ESR meter only applies less than 15mV DC or peak to peak on a good capacitor, as a result we can use it as in circuit test.

Digital 128*64 LCD display for easy readings, can display measured data and graphics.

Short detection time: only 1.7 seconds. It is normal to take 1 minute for bulk capacitor detection

Automatic detection of NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, triodes, resistors, capacitors or other devices

Fluid LCR and Impedence measurements with hold function, Automatic or manual component type.

Automatic or manual test frequency, DC, 1kHz, 15kHz or 200kHz.

Enhanced measurement resolution: 0.2uH, 0.2pF and 0.2 Ohms.