Security-01 AC to DC 18V 1A Power Adapter Supply, Plug 5.5mm x 2.1mm, fit for 18Vdc Logitech Radio, Speaker, Sound Bar (NOT for Drill and Drill Battery)

Input: AC100-240V 50/60Hz, Output: 18V DC 1A, 18Watt

Output Cable Length: 2 meters

DC Connector Size: 5.5mm x 2.1mm, with 5.5mm x 2.5mm, 3.5mm x 1.35mm adapter tips

Plug Polarity: Positive center polarity (+), it DOES NOT fit for guitar pedals

Wide Application: Fit for 18Vdc Logitech Radio, Vacuum Cleaner, Speaker, Sound Bar, Humidifier (NOT for 18V Drill and Drill Battery)

Safety: UKCA WEEE RoHS certificate, Over-Voltage protection, Over-Current protection, Short Circuit protection

Product Usage Instructions: 1, Select a correct adapter tip for your device, this product tip is 5.5mm x 2.1mm, 5.5mm x 2.5mm, 3.5mm x 1.35mm. 2, Check the input voltage (18V) and Current (Not more than 1A) of your device. 3, Make sure your device's polarity is center positive (+)