1Pcs Outdoor Dual Frequency Survival Whistle Diving Rescue Emergency Safety Whistle Signaling Device With Quick-release Buckle

Brand: KEEP DIVING Name: Dual frequency Survival Whistle Model: KS-923B Material: PP Size: 7.221.5CM Weight: 16G Color: Orange / Black / Military green Purpose: In case of distress or being trapped outdoors, a high-frequency distress signal will be sent out. Characteristic:◆ Made of high-quality PP material, light and portable, wear-resistant and durable, strong and reliable. ◆ With great airflow design, it can be easy to whistle and make a loud, clear sound. ◆ With clip and plastic quick-release buckle, it can be hung on the belt, D-ring, and can also be clipped to the clothes backpack. Please allow 1-2cm error due to manual measurement.