Nitecore NWS10 Whistle Outdoor Emergency TC4 Titanium Alloy Survival SOS Caller
MPN: NWS10. 1 x NiteCore NWS10. Constructed from a piece of polished TC4 titanium alloy. Type: Safety Whistle. Material: Titanium. Decibel Output: 120 dB. You will receive helpful and practical solution through the communication between us.