1. LCD displays input/output voltage, output current, output power, output capacity, and output time. 2. CNC-adjustable output with precise and fast control; supports voltage boosting and lowering. Output voltage adjustable from 0.530V, current limit adjustable from 04A. 3. Reverse polarity protection at input to prevent damage. 4. Reverse current protection on output; allows battery charging without additional diode. 5. Multiple software-based protection mechanisms with adjustable thresholds. Automatically cuts off output when parameters exceed safe limits. Input voltage: 5.030V Output voltage: 0.530V Output current: Stable operation up to 3A continuously; up to 4A with enhanced heat dissipation Output power: Up to 35W with natural heat dissipation; up to 50W with improved cooling Voltage display resolution: 0.01V Current display resolution: 0.001A Conversion efficiency: Approximately 88% Dimensions: 7.9 x 4.3 x 2.6 cm Material: ABS + metal Color: Gray Package includes: 1 x Power module Note: Other items not included. Slight color variations may occur due to lighting and display differences. Measurement tolerance: +/- 13 cm.