9VDC 300mA Power Supply - wall adaptor style

120 Volts AC, 60Hz, power input to 9 volt DC output for operating small circuits of any kind. Terminated with a 3.5mm plug, tip positive. User could remove plug and replace with his own when needed or use an adaptor. Cord is six foot. Output is clean, adequate for use with radios and other audio equipment as well as calculators, for charger's and an endless list of small devices.