Vintage Mooney Aircraft Gear Up Warning Horn - USED - in serviceable condition - Sonalert Audible Signal - SC628P  - 6-28 volts DC - Mfg. by P R Mallory Co. - Part # 74112 - Should have it checked by your aircraft tech for return to service - It emits a pulsing sound when gear is up when landing - 

SOLD AS IS - NO WARRANTY - SALE FINAL