Features:
1. The high-frequency double-tube whistle is a good helper for outdoor products. It is compact and easy to carry. The inner cavity has no bead design, and it can be used even with water.
2. Aviation aluminum alloy material, wear-resistant, drop-proof and not easy to break.
3. The double-hole high-frequency survival whistle makes the sound louder.
4. Short tone (within one second), long tone (above 3 seconds); the whistle tone interval in the command is 2~3 seconds, and the interval between commands is more than 30 seconds (for example, the interval between repeated commands needs to be more than 30 seconds)
Description:
Emergency self-rescue for survival, high-frequency dual-tube, compact and portable, is a must-have for outdoor experts.
Specifications:
Product Type: Double Hole High Frequency Whistle
Product material: aluminum alloy
Size: 5.5*1.5*0.8CM
Maximum strength: 120dB
Package Included:
1 * Whistle
Notes:
1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.
2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.
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