SUNSHINE 302A

A smart, plug‑and‑play USB tester ideal for charging diagnostics:

✅ Supports fast‑charge protocols: QC 2.0/3.0/4.0, PD, AFC, FCP, MTK‑PE+—instant recognition of fast‑charging standards

📊 Real‑time display:

Voltage: 2.8 V–30 V

Current: up to 5 A

Cumulative charge capacity (mAh) and elapsed time

🧠 Intelligent functions:

Power‑off memory: retains accumulated data

One‑button reset (hold 3–5 s) clears capacity/time logs

🔌 Plug‑and‑play: USB-A in and out—insert between charger and device with no setup needed

📏 Compact build: ~75 × 25 × 15 mm, lightweight ~150 g

🧰 Why It’s Useful

Charger & cable testing: Verify real output voltage, current, and charging protocols

Battery capacity estimation: Measure how much charge (mAh) is delivered during a charging session

Fast‑charge validation: Ensure your device negotiates correct charging standard (e.g., QC4.0)

Summary: The SUNSHINE SS-302A is a compact, feature-rich USB tester with real-time readouts, data logging, and fast-charge suppor