CHEPQ P200PRO Advanced Automotive Circuit System Tester
The CHEPQ P200PRO is the next-generation enhanced circuit system tester designed to provide high power and exceptional accuracy for diagnosing 9–48V automotive electrical systems. With an activation power of up to 1500W, this advanced tool ensures precise diagnostics with milliohm, millivolt, and milliamp detection for resistance, voltage, and current.
This versatile tool includes features like Leakage Detection, Current Detection, Component Activation, Multimeter, and Oscilloscope for detailed waveform analysis. It also supports Injector Testing, Relay Detection, and 0-5V output for comprehensive circuit system diagnostics, making it perfect for automotive technicians and professionals.
The P200PRO is built for efficiency and reliability, with overheat protection, overcurrent protection (up to 60A for 5 seconds), and high-accuracy testing for both standard and heavy-duty applications. Its high-resolution 2.4-inch TFT color screen allows for clear data display, and it supports USB Type-C interface upgrades for software updates.
Key Product Specifications
Model: P200PRO
Operating Voltage: 9–48V
Current Detection: 3 mA–25 A (60 A for 5 seconds, maximum 150 A instantaneous)
Voltage Measurement: 2 mV–100 V
Resistance Detection: 10 mΩ–10 MΩ
Oscilloscope Frequency Range: 10 Hz–1 MHz
Screen Size: 2.4-inch TFT Color Screen (320 × 240 Resolution)
Built-in Temperature Sensor: Overheat protection
Overcurrent Protection: Device circuit breaker trips automatically if the current exceeds 25 A, 60 A for 5 seconds, max instantaneous current of 150 A
Torch Function: F8 High Brightness LED Lighting
Software Update: Supports USB Type-C interface upgrade
- Return Policy
- Shipping Policy
1. 14-Day Return Guarantee
We offer a 14-day return window. You have 14 days from the date of delivery to request a return for your item.
2. Eligibility Criteria
To qualify for a return, the item must meet the following conditions:
The product must be in its original, unused condition.
All original packaging, tags, and accessories must be included.
A valid proof of purchase or order number is required.
3. Return Shipping Costs
Defective or Incorrect Items: If the return is due to a manufacturer defect, damage upon arrival, or the wrong item being sent, CHEPQ will cover all return shipping costs.
Change of Mind: For returns due to personal preference or accidental orders, the customer is responsible for the return shipping fees.
4. Return Process
Email service@chepq.com to initiate your return request.
Upon approval, you will receive specific instructions and the return warehouse address.
Do not send items back without prior authorization, as they will not be accepted.
5. Refunds
Once we receive and inspect your returned item, we will notify you of the approval or rejection of your refund. Approved refunds are processed automatically to your original payment method within 5–7 business days.
6. Contact Information
For any questions regarding shipping or returns, please reach us at:
Email: service@chepq.com


