ZOYI ZT‑DQ02 LCR Meter and Battery Tester

Meet the ZOYI ZT‑DQ02: Your Precision LCR & Battery Internal Resistance Tester

🔍 What is it?

The ZT‑DQ02 is a compact 2‑in‑1 digital bridge that combines:

• LCR measurement (inductance, capacitance, resistance)
• Battery/internal resistance testing
  It boasts auto-ranging, USB‑C power, 100 kHz test frequencies, a clear backlit display, and up to 0.3 % measurement accuracy—a pro-level tool in DIY size

📋 Key Specs & Features

• Frequency range: up to 100 kHz for accurate impedance readings
• Display: 5-digit, with auto power-off and data-hold
• Battery test mode: measures internal resistance—essential for assessing battery health
• Power & firmware: USB‑C rechargeable and typically firmware-upgradeable
• Accuracy: Class 0.3%, supporting precise component testing

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✅ Who It’s For

• Electronics engineers & hobbyists needing precise L/C/R readings
• Repair techs assessing battery health via internal resistance
• DIYers & makers building circuits with reliable component validation

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🧪 Real‑World Use Cases

• Battery testing: Quickly checks if Li-ion or rechargeable batteries are still healthy
• Component diagnostics: Measures capacitors, inductors, resistors in circuits or spare parts
• Education/project work: Shows impedance changes over frequencies and performs bridge balancing

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⚠️ What to Know

• Manual needed for advanced features like test-frequency selection
• Accessories like Kelvin clips may be needed for low-resistance accuracy
• Niche tool: Not ideal if you only need a simple multimeter or thermal camera

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💰 Value Proposition

Typically priced around £85–95, the ZT‑DQ02 offers serious functionality—comparable to separate LCR meters and battery testers—without busting your budget.

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Final Verdict

The ZOYI ZT‑DQ02 packs laboratory-grade measurement capabilities into a palm-sized tool—perfect for anyone who values precision, dual-use, and convenience. Whether you’re repairing electronics, testing batteries, or tuning your projects, this meter delivers pro-level insights in a budget-friendly package.