MFJ-4225MV MFJ4225MV MFJ Original 25A Switching Power Supply 25 Amps Surge, 22 Amps Continuous at 13.8 Vdc Front Panel Adjustable Voltage (9-15 Vdc) Lightweight, only 4.2 lbs., Compact, only 5 " W x 4 " H x 6" D Easy access Front Panel Two ways output:, Five-Way binding post for HF/VHF radio Cigarette Lighter Socket for mobile accessories. 110 VAC at 47-62 Hz. 220VAC at 47-63 Hz