NiteCore Titanium Single Chamber Whistle

NiteCore Single Chambered Whistle is constructed from polished TC4 Titanium alloy for lightweight durability. Corrosion resistant uni-body design weighs in at a microscopic 4.7 grams. Utilizes a precision Teflon resonator for maximum sound intensity of 120 decibels. Works in wet or dry conditions. Includes split ring for key chain attachment.