SMAKN&reg; AC / DC 85~240V TO 3.3V/600mA Isolated Switching Power Supply Converter Module Input voltage range: 85 V AC to 240 V AC. Input Current: 0.0273 (AC110V) 0.014 (AC220V). Input surge current: 20A. Output voltage range: 3.1 ~ 3.5V. Output Current Range: 0A to 600MA, peak current 700MA.