Best Mastfuyi in 2026

▲Fast and Accurate AC / DC Ampere Clamp Meter : utomatic clamp multimeter, can measure AC / DC current, AC / DC voltage, resistance, capacitance, on-off, temperature, diode and frequency (Hz); A perfect troubleshooting tool that will help you solve electrical problems in the car or at home quickly and safely

▲Contactless Voltage Detection : When AC voltage is detected, a visible LED lights up and emits a beep; The multimeter's flashlight will only glow when the current is being tested

▲Overload Protection : Overload protection and double insulation protection prevent electric shocks and protect users from hazardous areas

▲Multi-Functional : With precision measurement of battery voltage, AC / DC voltage up to 600 V, AC / DC current up to 200 mA / 10 A, Resistance to 20 MΩ, Continuity, Resistance, Diode. It is a perfect device for solving electrical problems in a wide range of industrial and household devices such as electronic equipment, household appliances, power supplies and wiring systems

▲Battery Test : Multimeter can be used to test a 1.5 volt, 6 volt, 9 volt and 12 volt battery. Simple operation: turn the dial to your destination position (1.5 V, 6 V, 9 V or 12 V). You just have to touch the two terminals of the battery in order to know the charge levels

▲Large Backlit Display : With 2.2 inch large backlight display and flashlight, convenient for you to work in dark places; Rubber cover (removable) protects multimeter from drops, wear-resistant, anti-static and non-slip

▲RJ45 RJ11 Wire Tracking : RJ11 and RJ45 wires can be found through transmitter. It is simple and fast to find the line without stripping the outer skin of the line

▲Wire Sequence Calibration : It can detect the wire sequence, open circuit, short circuit, wrong pair and reverse connection of the network line

▲Detect Line Level and Positive and Negative Polarity : Only use the transmitter to detect the Battery positive and negative and Level determination

▲Classic Automatic Multimeter : 6000 count automatic digital multimeter, can measure the basic functions of AC and DC voltage, AC and DC current, resistance, diode, and continuity test, data retention, backlight, AC and DC switching and other button trigger work

▲NCV Function : Place the top of the meter close to the conductor. If the AC voltage of the conductor is greater than 90V (RMS), the background light of the induced voltage of the meter will flash and be accompanied by the buzzer

▲Continuity Test and Over-Range Display : If the resistance of the tested circuit is less than 100Ω, the buzzer in the meter will sound to remind. When measuring the diode, if the positive and negative poles are reversely connected, it will display “OL”. If the measured current exceeds the range, the dial will display “OL”

【GFCI】：Push "GFCI TEST" Button, in the test wiring qualified socket, through the GFCI test simulates the presence of leakage protection inside the connection room to start the power-off action, especially in the kitchen or bathroom. Protect the safety of electricity (recommended once a month test)

【Convenient & Quick】：Quickly determine the correctness of standard 3-wire receptacle L-N-G wiring, read the results by bright red and green LED indicators

【Durable & Safe】：Compact ergonomic design, impact-resistant ABS housing, can withstand a 6.6 foot (2m) drop

Voltbeat technology and continuous self-test - so you always know it is working

Upon detection, tip glows and beeper sounds

CAT IV 1000 V for added protection

Voltbeat technology and continuous self test so you always know it is working

Upon detection, tip glows and beeper sounds

20 volt to 90 volt AC control circuit model also available

WIDE APPLICATIONS - KAIWEETS HT118A Multimeter measures up to 600V AC/DC voltage, 10A AC/DC current and 60 MOhms resistance, electrical tester also tests temperature, capacitance, frequency, duty-cycle, wire on-off, and test diodes and continuity.

EASY OPERATION - Switch the dial to the function you need, and the LED lights on the jacks will shine accordingly. To plug in the leads is easy. Autoranging saves you the hassle of having to know which range of value. Large 2.9” LCD backlight display, easy-to-read digits offer a 6000-count resolution.

MULTI-FUNCTION - Non-contact voltage testing and Live function with sound and light alarm. Flashlight on the back ensures easy use in dimly lit places. Min/Max/Average to record signal fluctuations. Stable kickstand, Pen slot on the back, Low battery prompt, Data retention, Auto power-off.

Versatile Digital Multimeter - Accurately measures AC/DC Current, AC/DC Voltage, Capacitance, Frequency, Duty Cycle, Resistance, Diode, Continuity and Temperature

Thoughtful Design - Support Data Hold, Large LCD Backlit Screen, Auto Shut-off and Hanging Magnet, and Kickstand make the process of measurements easier. Professional level is reflected in some features include Auto-Ranging capability, and True RMS for measuring both AC Current and Voltage

Suitable For Many Occasions - This Multimeter is a golden partner to help to troubleshoot a variety of automotive and household electrical problems safely and accurately.

Accuracy: With 3/s Sampling Speed, this multimeter can accurately measure AC/DC Voltage, DC current (Not for AC current), Continuity, Amp, Resistance and Diode

Widely Used: This meter is capable of testing Household Outlets, Batteries (including 12V Automotive Battery), Continuity, Electrical Circuit, Fuses, Wires, Light Bulbs and Water Heaters

Multi-Feature: Large Backlight LCD Display with 3 ½ digits (1999 count) delivers your results clearly in dim light areas; Data Hold button holds a reading; Built-in Stand allows for hand free use; Low Battery Indication and Continuity Buzzer

True-RMS clamp meter: This multimeter can accurately measure AC/DC Current, AC/DC Voltage, Frequency or Duty Cycle, Resistance, Capacitance and also provides Diode, Continuity and Temperature tests. True RMS for accurate measurements on non-linear loads. Easy to use for labs factories and household.

LowZ & LPF: Low input impedance helps prevent false readings due to ghost voltage. Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals when measuring motors and transformer. To measure the current you need to clamp the meter around one of the wires and not the whole power cord.

NCV Detection Function: Non-contact voltage detection effectively check electrical status through measuring EM field intensity without touching any wires; The NCV button lies on the right side. Simply place your thumb on it and push.

VERSATILE DIGITAL MULTIMETER - Accurately measures AC/DC Voltage, DC Current, Resistance, and Diode. This Multimeter is a really useful tool for solving industrial and household electrical issues. Suitable for Household Outlets, Fuses, Batteries (including Vehicles), Automotive Circuit Troubleshooting, Charging System, Testing electronics in Cars etc.

TROUBLESHOOTING WITH Accuracy - This Multimeter has a sampling speed of 2 times per second; Built-in a backlight LCD display with 3 ½ digits (1999 count) 0.6”, and high polarity including negative and positive readings.

ENSURES SAFETY - Double ceramic fuse is anti-burn and protects from overloading.The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks. And low battery indication will be displayed when battery power is low.

SAFETY FIRST: It will send out multiple alarms through sound and light. When the voltage is detected, the tip will send out red light and beep. When the higher the sensed voltage is, or the closer it is to the voltage source, it beeps at a higher frequency. At the same time, the screen will be red or green, red means high voltage and live wire are detected, green means low voltage and null wire are detected.

NON-CONTACT: With NCV inductive probe for AC voltage; Just place the tip near a terminal strip, outlet, or supply cord. When the tip glows red and the pen beeps, you know there's voltage present. The live wire detector can automatically detect the live or neutral wire. Ideal for breakpoint Test. Handy circuit tester for electricians, homeowners.

DUAL RANGE: Detects standard and low voltage (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements. Press the S button to adjust sensitivity and adapt low range for doorbells, thermostats, irrigation wiring etc.; The NCV sensor automatically recognizes the voltage and displays it on the bar graph.

[Auto-Ranging Clamp Meter]: The meter measures AC Current to 600 amp, AC and DC Voltage to 600 V, Resistance to 40MΩ and Capacitance to 4MF. Does not measure DC Current.

[True-RMS Amp Meter]: The sensing meter accurately measures distorted waveforms and provides true readings when measuring linear or non-linear loads.

[Advanced Functions]: Auto-off of inactivity after 15 minutes, Data Hold, MAX/MIN Reading, Low Battery Indicator and Continuity Loud Buzzer.

3 test leads (red, black, green) connected to low-leakage probes

3 alligator clips (red, black, green)

2.6m lead length

Assured Protection-Using the high quality and eco-friendly EVA materials to make it sturdy and durable. Crush resistant, anti-shock, water resistant material provides adequate protection from bumps, scratches and splashes, keep your multimeter in good condition.

Elastic Mesh Accessory Pouch-Conveniently stash and store your wire clips , cutters , chargers , probes and other accessories at your convenience.

Convenient Design--A small wrist strap is easy for you to carry it anywhere. You can hang it on your hand when working or just easily put it in your tools bag, handbag or backpack.

A SAFEGUARD OF HOUSEHOLD APPLIANCES: Built in Premium LCD Digital Display with Black Character, this test can immediately detect and measure the current voltage by connecting to the switch plug or the other kind of wall socket. It allows you to check on power health of devices for preventing the low voltage damage to your valuable household appliances.

WIDE MEASURING RANGE & LOW CONSUMPTION: Measuring range: AC80-300V, Consume Power: Less than 1W(about every 1200hours consume 1 kilowatt-hour).2 Prongs Flat US Plug with Compact Size Design is ideally applicable to measuring the AC voltage in family, office space, industrial and mining enterprises, etc.

ADJUSTABLE POTENTIOMETER: There’s an Interior Potentiometer for accuracy adjustment. Just use screwdriver to open the outer coving and adjust the potentiometer with small size screw driver. Adjust potentiometer in counter-clockwise when it’s excessive voltage, but if display voltage is too low, adjust potentiometer in clockwise.

GFCI Receptacle Tester features a large backlit LCD readout of voltage, and clear indication of wiring conditions

LCD readout shows the time required to trip a GFCI device

Patent pending detection of Open Neutral / Open Ground wiring fault

CL120 Clamp Meter measure AC current via the clamp, and AC/DC voltage, resistance and continuity via test leads

Meter has backlit LCD for ease of viewing in low light and is CAT III 600V, Class 2 Double Insulated

RT210 detects the most common wiring problems in standard and GFCI receptacles

Constructed of black 600d Nylon

Has a heavy-duty PVC zipper and zinc alloy zipper tag

Convenient storage for meters, testers and tools

AC VOLTAGE TESTER aligned with commonly used residential voltages from 12 to 240 VAC at four useful levels

TEST DC VOLTAGES from 1.5V to greater than 17 to 24V at four useful levels

BRIGHT LED LIGHTS illumite to indicate the type and level of voltage detected

VoltAlert technology for non-contact voltage detection

AutoVolt automatic AC/DC voltage selection. DC millivolts - Range : 600.0 mV, Resolution : 0.1 mV

Low input impedance: helps prevent false readings due to ghost voltage

True-rms for accurate measurements on non-linear loads

safety rated

Large white LED Backlight to work in poorly lit areas

Kit contains+B2:H150 a non-contact voltage tester and receptacle tester

Dual range NCVT-2P automatically detects and indicates low voltage range and standard voltage (48-1000V AC)

NCVT-2P provides non-contact detection of standard voltage in cables, cords, circuit breakers, lighting fixtures, switches, outlets and wires

LARGE CLEAR LCD READOUT on receptacle tester to instantly view results without the need to look at a chart to understand results

TEST GFCI TRIP TIME IN SECONDS to find out if the trip breaker is functioning

DETECT WIRING FAULTS of open ground, open neutral, open hot, dual open (neutral and ground), reversed hot/ground, and reversed hot/neutral

The 117 multimeter measures AC and DC voltage as well as AC and DC amps. The 323 clamp meter measures AC and DC voltage as well as AC amps

The 117 multimeter features true RMS for accurate measurements on non-linear loads

The 117 multimeter features low input impedance which helps prevent false readings due to ghost voltage

Aenllosi Hard Case replacement for Fluke 101/106/107 Handheld Digital Multimeter

Features: Case is made of supreme quality, durable EVA, crush resistant, anti-shock, water resistant material provides adequate protection from bumps, scratches and splashes

With Internal mesh pocket can store other accessories at your convenience

Durable nylon weave resists wear and tear

For use with CL120, CL220, CL320, CL390, CL600, CL700, CL800, CL900, ET600, MM325, MM420, MM720, and some older models

Constructed with powerful Rare-Earth magnets

Automatically measures volts ac and volts dc with precise digital resolution

Displays resistance to 1000Ω

Easy and accurate OpenJaw current measurement

Country of origin : China

Real-time sampling rate up to 1 gsa/use

IRecord length up to 14 Mpts