---
product_id: 460591172
title: "OBD2 Breakout Box with LED Light Indicator, Professional 16-Pin OBD Breakout Box, Automotive Electrical Diagnostic Test Tool, Portable Testing Tool"
brand: "cmtool"
price: "€ 54.75"
currency: EUR
in_stock: true
reviews_count: 11
category: "Cmtool"
url: https://www.desertcart.de/products/460591172-obd2-breakout-box-with-led-light-indicator-professional-16-pin
store_origin: DE
region: Germany
---

# LED power & protocol indicators 16-pin OBDII interface 90cm TPU extension cable OBD2 Breakout Box with LED Light Indicator, Professional 16-Pin OBD Breakout Box, Automotive Electrical Diagnostic Test Tool, Portable Testing Tool

**Brand:** cmtool
**Price:** € 54.75
**Availability:** ✅ In Stock

## Summary

> 🔧 Diagnose Like a Pro, Stay Ahead of the Curve!

## Quick Answers

- **What is this?** OBD2 Breakout Box with LED Light Indicator, Professional 16-Pin OBD Breakout Box, Automotive Electrical Diagnostic Test Tool, Portable Testing Tool by cmtool
- **How much does it cost?** € 54.75 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/460591172-obd2-breakout-box-with-led-light-indicator-professional-16-pin)

## Best For

- cmtool enthusiasts

## Why This Product

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

## Key Features

- • **Full 16-Pin Access:** Simulates the complete OBDII layout for seamless, professional-grade diagnostics on every vehicle.
- • **Universal 4mm Banana Socket:** Safe, versatile banana plug compatibility lets you effortlessly link to multimeters or oscilloscopes.
- • **Durable & Flexible Extension:** 90cm TPU cable ensures fast, smooth connections with high elasticity and resilience for on-the-go testing.
- • **Plug-and-Play Professionalism:** Compact, portable design with a 2-year warranty—your go-to tool for precise automotive electrical troubleshooting.
- • **Instant Protocol & Power Insight:** LED indicators instantly reveal communication status, power, and grounding—no guesswork, just clarity.

## Overview

The CMTOOL OBD2 Breakout Box is a professional-grade automotive diagnostic tool featuring a full 16-pin OBDII interface, LED indicators for real-time power, ground, and protocol status, and a durable 90cm TPU extension cable. Designed for quick, accurate electrical testing, it supports connection to multimeters and oscilloscopes via standard 4mm banana sockets, making it an essential portable tool for automotive professionals and enthusiasts alike.

## Description

Buy CMTOOL OBD2 Breakout Box with LED Light Indicator, Professional 16-Pin OBD Breakout Box, Automotive Electrical Diagnostic Test Tool, Portable Testing Tool: Code Readers & Scan Tools - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great diagnostic tool - Plug and play, used to diagnose missing ground or power during diagnostic fault. With this tool I was able to identify the data was missing not the power or ground. Definitely helps identify pending issues
Review: Great Value - Works great!

## Features

- 【Detect Communication Protocol, Power Supply and Grounding Circuit】This is a professional automotive tool for the OBDII diagnostic link connector which offers easy access to the OBDIl connector for monitoring signals of protocol, power and grounds conveniently and safely. When unconfirmed signals are detected, the breakout box can also be connected to a multimeter or oscilloscope for further testing.
- 【LED Indicators】The LED lights on the OBD2 breakout box can quickly indicate whether the power and grounding of the OBDII interface on the car are normal. Yellow LED (Pin 2/6/7/10/14/15) lights up to show communication with a scan tool and protocol identification; Green LED (Pin 4/5) lights up to indicate good ground. The Red LED (Pin 16) lights up to show there is power.
- 【16 Pin OBD Interface】The input jack layout simulates the 16-pin layout of the OBDII interface, making more tests quick and intuitive. All 16 pins of OBDII can be easily connected when the decoder communicates with the vehicle. This OBD2 breakout box provides easy access to the vehicle data bus lines.
- 【90CM Extension Cord】The OBDII connector extension cable adopts multithreading data connection technology, which makes the connection faster and smoother. The cable body is made of elastic thermoplastic TPU material, which has the characteristics of the high elasticity, high strength and high resilience.
- 【Standard 4MM Rubber Socket】The OBD2 breakout box uses safe banana sockets, and the built-in input jack can be connected to any type of 4mm banana plug, including those with safety sheaths, making it easier to connect the breakout box to a multimeter or oscilloscope.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B21F5MCT |
| Best Sellers Rank | #32,720 in Automotive ( See Top 100 in Automotive ) #217 in Code Readers & Scan Tools |
| Brand Name | CMTOOL |
| Customer Reviews | 4.7 4.7 out of 5 stars (195) |
| Included Components | OBD2 Breakout Box, User Manual |
| Item Dimensions L x W x H | 7.09"L x 3.15"W x 1.38"H |
| Manufacturer | CMTOOL |
| Manufacturer Warranty Description | 2 year |
| Operating System | Windows XP |
| Power Source | Corded Electric |
| Screen Size | 18 Centimeters |
| UPC | 728990660041 |

## Product Details

- **Brand:** CMTOOL
- **Operating System:** Windows XP
- **Power Source:** Corded Electric
- **Product Dimensions:** 7.09"L x 3.15"W x 1.38"H
- **Screen Size:** 18 Centimeters

## Images

![OBD2 Breakout Box with LED Light Indicator, Professional 16-Pin OBD Breakout Box, Automotive Electrical Diagnostic Test Tool, Portable Testing Tool - Image 1](https://m.media-amazon.com/images/I/61YgDlaaufL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great diagnostic tool
*by M***R on October 19, 2025*

Plug and play, used to diagnose missing ground or power during diagnostic fault. With this tool I was able to identify the data was missing not the power or ground. Definitely helps identify pending issues

### ⭐⭐⭐⭐⭐ Great Value
*by S***N on December 25, 2025*

Works great!

### ⭐⭐⭐⭐⭐ CAN Diagnosis
*by M***N on October 22, 2025*

I’ve been using it to diagnose the CAN on my 2009 Chrysler Aspen Hybrid. It works very well.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.de/products/460591172-obd2-breakout-box-with-led-light-indicator-professional-16-pin](https://www.desertcart.de/products/460591172-obd2-breakout-box-with-led-light-indicator-professional-16-pin)

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-04-23*