Parameter: Input: AC 100-240V 50/60Hz, Output: DC 9V 2A 1A 18W Max DC Jack Polarity: Inner positive (+) Outer negative (-) Cable length: 6 ft (1.8 M) Power Specs: Universal 9 Volt 2A AC DC Adapter fit for 9V 0.1A~2A, 100mA~2000mA. Such as 9V 0.5A, 0.6A, 0.8A, 1A, 1.2A, 1.5A ,1.8A, 200mA, 500m, A600mA, 900mA, 1600mA, 1900mA, 2000mA and other electronic devices equal to or less than 2A (2000mA) Power Specs: Lantisri Power adapters Power a variety of electronic devices that require a 9V 2A power adapter. (No more than 9Volt 2000mA / 2A, Max up to 18W) Specification and size: Universal AC adapter comes with 11 interchangeable DC Jacks and can be used with most 9V DC devices.Conversion plug size6.0*4.4mm with pin inside, 6.3*3.0mm, 5.5*2.5mm, 5.0*3.0mm with pin inside, 5.5*1.7mm, 4.8*1.7mm, 4.0*1.7mm, 3.5*1.35mm, 3.0*1.1mm, 2.5*0.7mm, LED Terminal connector Customer Service: Please confirm the size of your device's DC jack and the required power before purchasing to ensure