Charging Testers – measure voltage, current & USB protocols

In the charging testers category, find professional tools for USB charging diagnostics. We offer:

• JCID CD01 – monitors voltage, current and fast‑charge protocols for USB‑C and Lightning;
• UNIT UT658 Dual USB/USB‑C – universal USB tester with voltage, current, resistance and energy monitoring;
• 2UUL PW21 Charging Mate – compact USB‑C meter showing power, voltage and current;
• JCID PD‑CT02 – QC / PD tester with real‑time voltage and current display;
• Maant / UT658B – basic USB voltage/current testers with QC detection;
• Diagnostic adapters – iBridge Lightning/USB‑C test docks for non‑destructive port testing.

Main benefits:

• High accuracy up to 5 A and 24 V;
• Supports fast‑charge protocols QC, PD, VOOC;
• Non‑destructive diagnostics with iBridge adapters;
• Durable, compact, and safe design.

Choose your charging tester for quick, precise, and safe USB diagnostics!