Nitecore whistle - NWS10

Make some noise Features Constructed from polished TC4 titanium alloy for durability and aesthetic appeal Biocompatible, making it nontoxic to humans Corrosion resistant, sturdy and durable ‘Uni-Body’ construction is portable and extremely light weigh Ultra lightweight at only 4.7/12.6 grams Single/Double chambered design emits a high pitched frequency for further distance Maximum sound intensity of 120 decibels Perfect for outdoor events, sporting events, security and law enforcement Utilizes a precision Teflon resonator, high or low temperature-resistant Simple and highly functional design Works in wet or dry conditions Dimensions NWS10: 52×7×7mm (2.05”×0.28”×0.28”) NWS20: 52×14×7mm (2.05”×0.55”×0.28”) Weight NWS10: 4.7grams (0.17oz)(without battery) NWS20: 12.6grams (0.44oz)(without battery) Accessories Key chain Manuals NWS10 User Manual NWS20 User Manual