Battery Type 9 V, NEDA 1604 or 6F22 or 006P Battery Life Alkaline: 500 hrs (typical) Carbon-zinc:300 hrs (typical) Continuity Beeper 4096 Hz Shock, Vibration Per MIL-T-28800 for a Style D, Class 3 Instrument Altitude Size (HxWxL) Weight Safety 2000 meters (6562 feet) 1.12 in x ...