New Titanium Alloy Double Tube High Audio Whistle Explosive Sound

Name: Double-tube high-frequency whistle
Model: KS016
Color: sandblasting/stone washing/outer blue inside gold/outer gold inside blue
Material: titanium alloy
specifications: 53mm*18mm*9.5mm
Weight: 24g


"Double tube burst design" high frequency penetration, up to 120 dB wide range coverage
"Titanium alloy material" waterproof anti-corrosion beauty and texture coexist
"Integrated molding" no ball design water into dust can be blown