Product parameters: The company is located in: Input voltage: AC100-240V 50 ~ 60HZ (Universal) Input AC interface: Chinese / American power cord (optional European rules, British rules, etc.) Output voltage: 12V (DC) Output current: 6A (6A common below, that is, the original logo 4 / 5A, you can choose 6A power supply) Output voltage accuracy: ± 0.5% (no load) Power Polarity: Positive External Negative, Internal (+) External (-) DC line length: 1 meter DC interface: 5.5mm * 2.5mm (with retainer also for 5.5 * 2.1) Colour: Black Condition: new authentic Warranty: 2 years Wide input range, high voltage accuracy