Specifications:

• Type 3: Wildlife Warning
• Type 2: Safety Alert
• Type 1: Whistle Device
• Size: Approx. 5 * 3 * 2cm / 1.97 * 1.18 * 0.79 inch
• Set Type: NO
• Repellent Type: Ultrasonic Pest Repellers
• Package Included: 4* Whistle Devices
• Origin: CN(Origin)
• Material: ABS
• Color: Black.Silver