
QianLi iBridge A3 Tester
The QianLi iBridge A3 is a compact tail plug tester that verifies charging, data, and audio functions with clear LED indicators. Use it after repair or before purchase to confirm USB-C and Lightning connectors work - fast diagnosis, no guesswork.
Key Specifications
- Brand
- QianLi (Mega Idea)
- Type
- Tail Plug Analysis Tester
- Features
- Comprehensive Function Testing
- Connector
- USB-C / Lightning Compatible
- Application
- Charging Port & Data Line Diagnostics
Product Overview
Key Features
- Comprehensive tail plug function testing
- Clear LED indicators for quick diagnosis
- Tests charging, data, and audio functions
- Compact portable design for mobile repair
- Compatible with USB-C and Lightning connectors
Application Scenarios
- Tail plug function verification after repair
- Charging port diagnosis
- Data line quality testing
- Pre-purchase quality inspection
Frequently Asked Questions
What functions does it test?
Charging, data transfer, and audio functions of tail plugs.
Which connectors?
USB-C and Lightning compatible.
Do you offer wholesale pricing?
Yes, factory-direct pricing for bulk orders.
More questions? Browse the completeTesting & Inspection FAQ →
Need Bulk Pricing or Custom Order?
As an authorized distributor of QianLi, Mega Idea and YCS, Vexagoo offers factory-direct wholesale pricing with global shipping. No minimum order required.
Related Products

Mega Idea Digits Power Supply
The Mega Idea Digits Display is an adjustable DC power supply with a digital voltage and current readout, short-circuit protection, and multiple channels. The diagnostic workhorse for power-on testing, short-circuit hunting, and battery circuit checks.
View Details →
Mega Idea Taichi Fan MAX
The Mega Idea Taichi Fan MAX is a dual-mode turbo fan that provides cooling and fume extraction for soldering, plus a built-in UV curing LED array for screen repairs. Adjustable speed and angles make it a bench essential for any repair shop.
View Details →
Mega Idea 3D Flying Screwdriver
The Mega Idea 3D Flying Screwdriver series features five distinct bit styles (A/B/C/D/E) with a flight-inspired 3D grip pattern. Each model covers a specific screw type — Phillips, Tri-Point, Pentalobe, Pinhead Phillips, and Torx — making it easy to identify the right tool at a glance. The 3D textured handle delivers superior torque transfer and anti-slip control compared to standard 2D smooth-handle screwdrivers.
View Details →Related Repair Guides

Thermal Imaging for Phone Motherboard Diagnostics — A Practical Guide
How thermal imaging cameras revolutionize phone board repair. Find short circuits, overheating components, and faulty ICs without schematics. Real-world case studies included.
Read Guide →
2025 Global Repair Events Recap — Thailand, Pakistan, Egypt, Russia
QianLi (Mega Idea) hosted repair workshops and product showcases across four countries in 2025. Read about our journey connecting with the global phone repair community.
Read Guide →