---
product_id: 114756490
title: "USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric"
brand: "optimus electric"
price: "€ 0.53"
currency: EUR
in_stock: false
url: https://www.desertcart.hr/products/114756490-usb-power-monitor-ammeter-voltmeter-multitester-with-3a-current-measurement
store_origin: HR
region: Croatia
---

# USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric

**Brand:** optimus electric
**Price:** € 0.53
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric by optimus electric
- **How much does it cost?** € 0.53 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/114756490-usb-power-monitor-ammeter-voltmeter-multitester-with-3a-current-measurement)

## Best For

- optimus electric enthusiasts

## Why This Product

- Trusted optimus electric brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

This is a USB monitoring device that can measure current up to 2.5 A and voltage between 3 V and 7.5 V.This can be used to measure current and voltage when your phone is charging via power bank.It is also ideal in monitoring power consuming devices when connected to your computer.This device can measure current up to 3 A and voltage between 3 V and 7.5 V. Resolution for display is 10 mA and 10 mV respectively.The error for voltage is ± 1% and ± 2% for current. It can be used for cellphone, chargers, and other USB-powered devices.Specifications Working Current: 0 to 2.5 A  Working Voltage: 3 V to 7.5 A  Voltage Resolution: 10 mV  Current Resolution: 10 mA  Voltage Error: < ±1%  Voltage Current: < ±2%  Operating Temperature: 0˚ C to 60˚ C  Dimensions: 52 mm x 20 mm x 14 mm

## Features

- Working Current: 0 to 2.5 A
- Working Voltage: 3 V to 7.5 A
- Voltage Resolution: 10 mV
- Current Resolution: 10 mA
- Voltage Error: < ±1%
- ›See more product details

## Images

![USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric - Image 1](https://images-na.ssl-images-amazon.com/images/I/71akaAhrEWL.jpg)
![USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric - Image 2](https://images-na.ssl-images-amazon.com/images/I/71ShQI7paYL.jpg)
![USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric - Image 3](https://images-na.ssl-images-amazon.com/images/I/713UmNHZtNL.jpg)
![USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric - Image 4](https://images-na.ssl-images-amazon.com/images/I/71qq9kKpYgL.jpg)
![USB Power Monitor - Ammeter Voltmeter Multitester with 3A Current Measurement Capacity and 3V to 7.5V Voltage Range Detection Digital Display from Optimus Electric - Image 5](https://images-na.ssl-images-amazon.com/images/I/71xltI7V6wL.jpg)

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**Shop now:** [https://www.desertcart.hr/products/114756490-usb-power-monitor-ammeter-voltmeter-multitester-with-3a-current-measurement](https://www.desertcart.hr/products/114756490-usb-power-monitor-ammeter-voltmeter-multitester-with-3a-current-measurement)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-11*