Input: AC 100V to 240V 50/60Hz 0.4A Max Worldwide input voltage range US standard wall plug.
Output: 12V 1Amp Output 12 Watt Max Wattage.
DC Polarity: Inner positive(+) Outer negative(-)12V 1A
Power Supply: Please note that this 12V 1A 12W AC to DC power adapter only works for devices with 12V output voltage and the maximum output current is 1A. This means it can only provide currents ranging from 12v 0.1A (or even lower) up to 12v 1A including 0.1A 0.2A 0.3A 0.4A 0.5A 0.6A 0.7A 0.8A 0.9A and 1A. Any device with outputs exceeding 12v1a is not compatibleWith UL Certified 10 Feet / 3.0 Meters Extra Long Power CordPlease Double Confirm the DC jack dimension of your devices first to ensure the compatibility
DC Jack Dimensions: 3.5 * 1.35 mm 5.5 * 2.1 mmAccording to relevant industry standards a voltage difference of ±5% is a qualified product. A slight fluctuation in voltage will not affect normal use