Maco Mite II linear amp. Puts out between 150 to over 200 watts of power. For use with 10 meter (28.000-29.700 mHz) amateur radios. Works on 12 volts DC power. Has 2 pills in it. Comes with a 6 ft. home made wiring harness consisting of two 12 gauge power wires, one red and the other black. A relay is inline on this harness to switch the radio on and off. also has a 3 pin pigtail on the relay to fit Cobra, Uniden, Galaxy, Connex, Midland radios. The amp works great, no issues at all. $100 shipped anywhere in the lower 48 states. Paypal accepted if you add in the 5% fees. Postal money orders also accepted.