1. POWER SPECS: AC Input: 100-240V 50-60Hz / DC Output: 18V 1A 1000mA 18W. positive (+) center. 2. [Intelligent Identification Output]: Fit for Power supply works for various of devices which ask for a less than 18V 1A 18W power adaptor, Such as 18V DC 1A, 0.7A, 0.6A, 0.5A, 0.4A, 0.3A, 0.2A, 0.1A 18V 1000mA, 900mA, 800mA, 700mA, 600mA, 500mA, 550mA, 450mA,400mA, 300mA, 350mA, 250mA, 200mA, 150mA, 100mA transformer. 3. Please check the power specification of the device port to confirm whether it is compatible. 4. DC Plug: 5.5 * 2.1mm 5.5*2.5mm, DC Plug polarity: (Center positive +) with 8 Interchangeable DC Plug size is, 4.0*1.7mm, 4.8*1.7, 5.5*1.7mm, 6.0*3.0mm, 6.0*4.4mm with pin insidem, 3.5*1.35mm, 2.5*0.7mm, LED Terminal Connector 5. This adapters was made with the highest quality materials. Over Voltage output Protection, Over discharge protection, Prevent excessive voltage during operation, Over Current output Protection, power supply is not affected by external electromagnetic fields, Short Circuit output Protection. Product Specification Input: 100-240V 50-60Hz Output: 18V=1000mA 18W (18 Volts, 1 Amps, 18 Watts) Plug Polarity: Inner positive (+) Outter negative (-) Cable length: 6.6 feet Package includes 18V 1A power supply adapter x 1 DC 4.0*1.7mm x 1 DC 4.8*1.7mm x 1 DC 5.5*1.7mm x 1 DC 2.5*0.7mm x 1 DC 3.5*1.35mm x 1 DC 6.0*3.0mm x 1 DC 6.0*4.4mm with pin insidem x 1 DC Green screw terminal connector x 1 Product Features: The DC ripple is small and the work efficiency is high. Low working temperature and long service life. Good insulation performance and high electric strength. 18V 1A Power Supply Adapter [Intelligent Identification Output]: Fit for 18V 0.1A~1A 100mA~1000mA (E.g; 0.1a 100ma
0.2a 200ma
0.3a 300ma
0.4a 400ma
0.5a 500ma
0.6a 600ma
0.7a 700ma
0.8a 800ma
0.9a 900ma
1a 1000ma) electrionic equipment.