Replace your lost or failed power adapter this 12v dc power supply can provide a power source for any electronic device that has an m type barrel and requires 12volts and up to 2amps of power the power supply is a perfect replacement for the lost or damaged 12 volt 2 amp power adapter youve used to power your existing electronics when downtime isnt an option keeping spare power adapters on hand ensures that you wont be left waiting for a replacement to arrive or have to replace your devic