AstroAI Digital Multimeter, TRMS 4000 Counts Volt Meter



  • 【WIDE APPLICATIONS】Digital Multimeter has wide range of tests for AC/DC Voltage, AC/DC Current, Resistance, Continuity, Capacitance, Frequency and Temperature; Tests Diodes
  • 【PROFESSIONAL MULTIMETER TESTER】Include Auto-Ranging capability, and True RMS for measuring both AC Current and Voltage
  • 【EASY TO USE】With convenient features like Data Hold, Large LCD Backlit Screen, Kickstand and Low Battery Indicator, the multi meter electric tester makes taking and recording measurements easier than ever before
  • 【IDEAL FOR COMMERCIAL】Settings where it can handle the demands of a long workday, from the durable exterior to the wide range of heavy-duty capabilities
  • 【SAFETY FIRST】Two integrated fuses of the voltage tester rated at F500mA/600V and F10A/600V; Explosion-proof ceramic fuses provide maximum safety; The fuses can protect the multimeter effectively; Overload protection on all ranges. 3 Year Warranty provided by AstroAI

Trouble Shooting with Maximum Safety

  • Troubleshoot Electrical Problems

    AstroAI multimeters are professionally designed to troubleshoot electrical problems or just for electronics training.

  • Intelligent Anti-burn and Double Protection

    Built-in F500mA/600V and F10A/600V explosion-proof ceramic fuse tubes; Double Protection, more secure and reliable; This multimeter is designed with safety in mind. Integrated fuses protect users of all skill levels.

  • Continuity Test

    Connect the test leads to two points on the circuit being tested.

Humanization Design

  • Backlit LCD and Data Hold

    Large digital display with white backlit LCD for visibility in dimly lit areas; It is often easier to use the data hold to easily read and record data.

  • Low Battery Indication

    Never run out of battery with a notification letting you know exactly when to replace the batteries.

  • Automatically Shut Off

    Conserves power by automatically shutting off after 15 minutes of inactivity.

  • Full Support and Always Protected

    Open up the support stand to prop up the multimeter and make reading measurements easier. The rubber sleeve ensures that the multimeter is always protected from wear and tear while on the job.

Product Description

The AstroAI True RMS Multimeter is designed to be safely and accurately used by professionals in a commercial setting or weekend DIYer's that need a little more power utility from their standard digital multimeter. It's easy and safe to operate with advanced features built for measuring seemingly everything. Run tests on diodes while being able to measure voltage, current, resistance, continuity, capacitance, and frequency, all on one device. This multimeter is designed to be used in commercial settings, but can also be brought home to use with automotive or household electrical problems. Specifications Digital Display: 3 ¾ , 3999 Sampling Speed: 2 times per second LCD Size: 55 x 31mm Range Selection: Auto or Manual Polarity Indication Overload Indication Low Battery Indication Operating Environment: 32°F~104°F (0°C~40°C);





Warranty Period: 36months

When you purchase products from our website, we will extend the warranty automatically.
you may check details on the My Warranty page after the product is delivered.

User Manual

AstroAI Digital Multimeter TRMS 4000 Counts User Manual

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