Shakespeare ART-3 Antenna Radio Tester Lights allowing multiple users to take

allowing multiple users to take turns playing tunes

With a durable 200D nylon shell and tough Crosstech Flotation Foam inside

Telescoping feature allows the pole to be raised for maximum visibility

making the i3 ideal for vessels traveling at higher speeds or further into offshore waters

Shakespeare ART-3 Antenna Radio Tester Lights allowing multiple users to takeAntenna Radio Test Part #: ART 3 No need to call for a radio check when you have this compact, easy to use, unit on board. Unlike other meters in its class, the ART 3 tests receiver function as well as output power and VSWR (antenna efficiency). It is powered by an internal battery or can be connected to ships 12 VDC with the supplied power cable. Battery level can be checked at the flip of a switch. No serious boater should be without an ART 3.