Mustang Signal Whistle - Orange *10-Pack [MAWSTL10-2-0-101] Marine Navigation & Instruments | Transducer Accessories Provides water-resistant circuit protection for

Provides water-resistant circuit protection for ATO/ATC fuses & circuit breakers in a compact footprint

Replacement Mic Only for GX2400B - Black

Measure temperature of air

If the voltage is stable

Mustang Signal Whistle - Orange *10-Pack [MAWSTL10-2-0-101] Marine Navigation & Instruments | Transducer Accessories Provides water-resistant circuit protection forSignal Whistle Orange *10 Pack The signal whistle's sound can travel further than a human voice and other noises even if the perceived level of volume is similar. Using a whistle requires much less energy than yelling or other means of signaling for rescue in an emergency situation. Features: Same whistle that is included with many MTI models All weather marine grade whistle Meets USCG requirements for a signal device No metal or moving parts to break