Features:
Material: Metal
A great attention getter!
Durable and lightweight
Ideal for outdoor activities， hiking， camping， pet chaining and emergencies
Tip: Use three sharp bursts to indicate a call for help. Use two bursts to answer a call

Specifications:
Size: 4.5 x 1.8 x 2.1 cm
Net weight: 10 g
Color:Silver

Package Content:
1x Whistle