MFJ Enterprises Original MFJ-945E 1.6 ~ 60 MHz Mobile Antenna Tuner w/ Watt Meter & Antenna Bypass Switch. 300 Watts Covers 1.8 to 60 MHZ Now covers 6-meter band and has antenna bypass Switch! Dont go mobile without it! Dont leave home without this mobile tuner! Have an uninterrupted trip as MFJ-945E extends antenna bandwidth and eliminates needs to stop, go outside and read just your mobile whip. Handles 300 Watts. Super Compact Size The small 8W x 2H x 6D inch black aluminum cabinet uses little room. The Cross-Needle meter shows SWR, forward and reflected power -- at a glance. It reads forward/reflected power in 300/60 and 30/6 Watt ranges. ON/OFF lamp switch. Requires 12 volts for lamp. (MFJ-1312D *not included) Fast, easy tuning Convenient placement of controls makes tuning fast and easy while in motion. Antenna switch lets you bypass tuner and still use the SWR/Wattmeter. Back panel has SO-239 connectors for transmitter and coax and a wing nut post for your ground. 1000 Volt capacitors Efficient airwound inductor gives you lower losses and more Watts out. 1000 Volt capacitors. Covers 1.8 to 60 MHz. Use it at home in your base station when youre not in your RV, boat or car.