**Revised Description:** **Fast Charging & Power-Off Storage:** Supports PD2.0, PD3.0, QC2.0, QC3.0, SCP, PE, DASH, VOOC, and SuperVOOC fast charging tests. Measures voltage and current, displaying data on-screen. Includes power-off storage to save capacity and energy data for later review. **Auto-Rotating Screen:** Features a 0.78" HD color/B&W display with 360�� rotation and lock screen function. Shows voltage, current, power, capacity, energy, time, max values, current direction, and CPU temperature. **Type-C Input/Output:** Uses Type-C ports for universal compatibility. Max 12A current, 4-30V voltage, and 0-600W power measurement. Bidirectional current testing for accurate charging speed feedback. **Energy-Saving Design:** Auto screen-off when inactive (<0.15W power consumption), extending lifespan with zero standby power use. **ESP32/ESP8266 Compatibility:** Adjustable clock (80-240MHz), low sleep current (<5��A), supports Bluetooth Low Energy, Wi-Fi, and multiple peripherals. **Testing Range:** 50V/12A/600W, compatible with PD, QC, SCP, AFC, PE, DASH, VOOC, and SuperVOOC protocols. **Display Options:** Switch between white/color fonts (hold side button for 2 sec). **Design:** Metal casing in champagne gold. **Package:** 1 meter (no additional accessories). *Note:* Slight color variations may occur due to lighting/screen differences. Measurement tolerance: ��1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store