physical dimension:
Length: 46MM
Diameter: Whistle diameter 8MM, gong circle diameter 10MM
Internal dimensions:
Hole diameter: 6.8MM
Hole extension length: 37.5MM (the pursuit of large depth, the whistle of the increase is very effective)
Material:
Sentinel: TA2 pure titanium (high strength, light weight, rust and corrosion resistance, with a good skin-friendly, but allergies)
Whistle: aluminum (light weight, high strength, high and low temperature resistance, not aging)
Surface treatment: titanium color smooth; sandblasting; frosted black; earth Hao gold; hand flame pattern
Overall weight: about 6 grams
Volume measurement: up to 120-130 dB output, this high-strength performance and product details of the design is inseparable.
Standard accessories: 12MM steel ring one
Packing: plastic lift card![1](https://ae01.alicdn.com/kf/HTB18tM7BIuYBuNkSmRyq6AA3pXau.jpg)
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