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AstroAI Digital Multimeter Tester 2000 Counts with DC AC Voltmeter and Ohm Volt Amp Meter; Measures Voltage, Current, Resistance, Continuity and Diode, Blue

  • Based on 52,452 reviews
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Availability: Only 5 left in stock, order soon!
Fulfilled by Amazon

Arrives Sunday, Apr 26
Order within 23 hours and 35 seconds
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Color: Blue


Features

  • Additional Tips - The following incorrect operations may cause the multimeter not to show results: Firstly, the plugs of test leads are not fully inserted or not inserted into the correct sockets. Secondly, the manual rotary switch is not placed in the correct position. In addition, this meter can not test all AC Current and below 100mV AC Voltage. Please check the user manual carefully before measurement.
  • 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 Systems, 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 12 digits (1999 count) 0.6, and high polarity including negative and positive readings.
  • Ensures Safety - Double fuse is anti-burn and protects from overloading. The silicone cover can protect the multimeter from failing damage and prevent electric shocks. And low battery indication will be displayed when battery power is low.
  • Ease of Use - Support Data Hold, Auto Shutoff and Continuity Buzzer. Includes Convenient feature like LCD Backlit Screen makes it easy to use in dimly light areas. Batteries/Set of Test Leads/User Manual are Included.
  • Professional Technical Support Team - If you have any questions about the product, feel free to contact us! Our California-based support team will respond within 24 hours.

Brand: AstroAI


Power Source: Battery Powered


Style: Multimeter


Color: Blue


Item Weight: 0.15 Kilograms


Power Source: Battery Powered


Lower Temperature Rating: 32 Degrees Fahrenheit


Minimum Operating Voltage: 2 Volts


Upper Temperature Rating: 104 Degrees Fahrenheit


Measurement Type: Multimeter, Voltmeter


Maximum Operating Voltage: 500 Volts


Style Name: Multimeter


Color: Blue


Item Weight: 0.15 Kilograms


Item Dimensions: 1.77 x 5.47 x 42.52 inches


Specification Met: Iec 61010


Brand Name: AstroAI


Model: AM33D


UPC: 756910381981


Manufacturer: AstroAI


Item Type Name: AstroAI Digital Multimeter with Ohm Volt Amp and Diode Voltage Tester Meter (Intelligent Anti-burn)


Included Components: 1 x AstroAI AM33D Digital Multimeter, 1 x 9V 6F22 Battery, 2 x Test Leads, 1 x User Manual


Unit Count: 1.00 Count


Warranty Description: 1 Year Warranty by AstroAI


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Apr 26

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • DIY value
Color: Blue
Easy to use A must for Diyers I like ac , dc and continuity functions The battery lasts long It shuts off after no use and has a light in dark settings Good value
Reviewed in the United States on February 19, 2026 by Charlie C

  • Accurate, Easy to Use & Great Value
Color: Blue
I bought the AstroAI Digital Multimeter Tester for various projects around the house and have been really impressed. The display is clear and easy to read, and switching between modes voltage, current, resistance, continuity, is intuitive even for a beginner like me. I've used it to check outlets, test batteries, and troubleshoot electrical issues, and the readings have been consistent and reliable. The build feels solid, and the blue color is a nice touch, it stands out but still looks professional. Overall, this multimeter gives me everything I need without overcomplicating things. Great quality for the price and a must have tool for DIYers or anyone who works on basic electrical stuff. Highly recommend! ... show more
Reviewed in the United States on February 6, 2026 by JADEDY LOPEZ

  • Works for testing grounding mats, but cord length and instructions need improvement
Color: Blue
I purchased this to test whether my grounding mat was actually working, and in terms of functionality, it does what it’s supposed to do. I was able to confirm that my mat is grounded. However, I ran into a few usability issues that are worth mentioning for anyone considering this, especially if you’re not familiar with electrical tools. The wires are not long enough to easily connect to the grounding port without lifting the device up. In my case, the outlet is positioned much higher than normal, which made it impossible to keep the tester flat on the bed while connected. Because of that, I couldn’t touch the mat properly while it was hanging between the outlet and the bed, which affected the measurement setup. To get a usable reading, I had to touch the mat with my foot instead, which worked, but wasn’t ideal. Another challenge was the instructions. They were not very beginner-friendly. I’m not an electrical tech person, so I had to watch YouTube videos and read online guides to fully understand how to use the tester correctly. Pros: Confirms whether a grounding mat is working Once set up correctly, it provides accurate results Useful tool for grounding verification Cons: Wires are too short for some outlet setups Difficult to use if outlets are positioned high Instructions are not clear for beginners Who this is best for: People who already have basic electrical knowledge or a standard, low outlet setup. Beginners may need additional guidance. Overall: The product works and serves its purpose, but longer cords and clearer instructions would greatly improve the experience especially for first-time users. ... show more
Reviewed in the United States on December 24, 2025 by Customer

  • Great multimeter.
Color: Blue
This multimeter works awesome for diy worker's great home multimeter and for the price it works great.
Reviewed in the United States on March 5, 2026 by Gary.

  • Good, inexpensive back-up meter.
Color: Blue
Great for an inexpensive, reliable back-up meter. I keep my large, full-featured DMM in my basement workshop, but often have a need to use it upstairs for simple tasks like measuring battery voltage, checking for continuity, etc. Buying this small meter for the upstairs eliminates trips to the basement, and it does everything I need it to do for simple tasks. ... show more
Reviewed in the United States on February 3, 2026 by Vintage tech

  • Great price and value, couldn’t ask for more!
Color: Blue
Wow! I’d tried 2 other brands to find this little gem that does what it does. Solid, does everything I need it to do, great price, looks and feels solid, love the attention to details like an awesome case, tip covers to keep them protected and lead covers as well, arrived quickly and got to work right away. Great product, great value. ... show more
Reviewed in the United States on January 22, 2026 by Hank L

  • Battery Testing for home use
Color: Blue
I bought this primarily for my wife and me to test batteries. We are not electricians. What I like is that the meter tells you in English whether the battery is good or bad. So you don't have to interpret numerical screens to figure this out. Easy for the non-electrician! Of course, it does all the other stuff too, like testing for voltage/current. The MANUAL that comes with the unit is excellent: unlike other meters for the electrically savvy, this one explains everything in plain English. Ease of use and price earn my recommendation. ... show more
Reviewed in the United States on January 7, 2026 by PPicasso

  • Good buy for hobbiests
Color: Blue
I'm no electrical engineer but for my hobbiest use cases, this was a good purchase. From checking battery voltages to troubleshooting current path in a circuit, it was such a huge help for me with accurate-enough readings. The display is good and even has a timed backlight. If this meter is properly turned off, one battery can help it last for a couple years. The only thing I didn't like would be the kickstand at the back. Since there really isn't any proper rubber on this collapsable stand, it tends to slip on a smooth surface. ... show more
Reviewed in the United States on February 15, 2026 by Manuel

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