# VDIAGTOOL V200 Pro circuit tester

Diagnose vehicle electrical faults faster with VDIAGTOOL V200 Pro power circuit probe tester for mechanics and DIYers, with breaker finder and wire.

- [Original product page](https://www.ofertitastop.com/us/product/vdiagtool-v200-circuit-tester)
- [View offer](https://www.ofertitastop.com/us/visit/vdiagtool-v200-circuit-tester)
- Market: US
- Language: en-US
- Currency: USD
- Product updated: 2026-08-25T00:52:35.852Z
- Brand: VDIAGTOOL
- MPN: ‎V200-Pro
- SKU: ofertitastop-us-29254
- Category: Electronics > Electronics Accessories > Power > Batteries > Camera Batteries
- Source store: amazon US
- Active deal: Yes
- Price: 88.01 USD
- Previous price: 97.79 USD
- Discount: 10%
- Rating: 4.5 / 5
- Reviews: 815

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## Description

This VDIAGTOOL V200 Pro power circuit probe tester helps you find and fix automotive electrical faults quickly, whether you are a professional mechanic or a home DIYer. It combines probe, breaker finder and wire tracer functions in one kit, so you can identify open circuits, shorts and faulty connections without guessing. The first paragraph includes the long tail keyword power circuit probe tester to match search intent and highlight the main benefit for troubleshooting vehicle wiring.

## Key features

The V200 Pro supports multiple test modes to cover common electrical checks in cars and light trucks. It reads AC and DC voltage and shows polarity at a glance, so you know which side of a circuit is hot. Use the signal activation to trigger lights, relays and motors while you monitor their response. The breaker finder mode helps locate blown fuses and breaks without stripping insulation, which saves time and reduces accidental damage. The kit also integrates overload protection to guard vehicle electronics during diagnosis. 🔋

## Tech specs

- Name: **VDIAGTOOL V200 Pro**
- Voltage range: 12/24V
- Cable length: 20 ft extension
- Probe functions: AC DC voltage, resistance, diode test
- Power source: 9 V battery for mode II

## What stands out

One notable advantage is the long test lead that lets you work around the vehicle without moving the main unit constantly. The audible tone changes when tracing wiring faults, making it easier to follow hidden bundles in tight engine bays. Another benefit is the unit's combined functionality so you do not need separate testers for relay activation and continuity checks. Be aware that the mode II breaker finder requires the included 9 V battery to function, according to the manufacturer. 🧭

## How to use it

Connect the kit using the cigarette lighter adapter or the alligator clip for a solid ground reference, then select the appropriate mode and probe the circuit. For tracing, switch to breaker finder mode and listen for the tone while following the wire path. When activating components use the signal output to simulate inputs and observe the component response. In practice perform voltage and polarity checks first, then continuity and diode checks as needed, to narrow down faults efficiently. ⚙️.

## Images

![VDIAGTOOL V200 Pro circuit tester — 1](https://www.ofertitastop.com/i/kOYWkPDO7F8ieFprbOZLz-mI43yJMbJNmBdrLHFecHYsC2YZCloCsszMjagscF7oYtmjiZ_8W4N-poRDd0F4UVIs2alNDFGJ2qrwQOxnOd9x415UFsUWRHCc7g.jpg)

![VDIAGTOOL V200 Pro circuit tester — 2](https://www.ofertitastop.com/i/EWLUPaSZs5gIlc8TLiZWm1wg86RRsLXoer9neyLExHoWZ3XxG7EEBweuxcUASjzjpSp4CqDOjF-98X4TOMbRTvp2iRx6l9Ur8BcrKMYhU2sCW8oP_zR4b6v1dQ.jpg)

![VDIAGTOOL V200 Pro circuit tester — 3](https://www.ofertitastop.com/i/frSr59F5IslpcXCA4CwML7G_qjnv7ynGSOURDt6HDW6FcZlJWdwE4RYugDSwYjatWxtGSmHCQTfRlT5Hf4sds2pQdiAsQqMNrdT6tMHomYfLl51YA_3mEK_xqA.jpg)

![VDIAGTOOL V200 Pro circuit tester — 4](https://www.ofertitastop.com/i/U9Gj3oNsVVAhsUgpWIIdy8akrBHya7MlVad_LOAaN-T6Cli5IuHgHLRnnwTARnHa8Qtmo9wrt1dJh7P4vLzOf1IzKg0TFuPj4ymgwm5Rx_vAscIFUDBXjfKgYQ.jpg)

![VDIAGTOOL V200 Pro circuit tester — 5](https://www.ofertitastop.com/i/os_-1jl2Hky6sqYI5WfXsIdZ7LhEOvL93KVfKgj-Hq5uK-g2jEwE3W6M581b6tItlUxFyIIVtKt3tOUBPjjjeRPzhLrSo7ler0cgq-1U_WbM_HNNmghtIm6Veg.jpg)