Titanium Emergency Whistle,Survival Safety Whistles Loud up to 120db,EDC Whistles Necklace

Features:

– Transmit signal/information,When there is an emergency and the mobile phone loses its signal,the whistle can attract people’s attention.

– Make a sound to deter and warn something that may keep people in trouble.

– Easy to carry,you can hang it on your neck,keychain,wallet or backpack.Not take up space.

Specifications:

Size: 2.05”x 0.28”x0.28”(52mm x 7mm x 7mm)

Net weight:0.14oz(4g).

Package Include:A titanium mini whistle + A 27.56 ”stainless steel bead chain