• The electronic button whistle can avoid mouth contact, and is very suitable for referee coaches, P.E. teachers, navy, outdoor camping, sports competitions, traffic guides, pet training, and self-defense emergencies
• There are 3 levels to meet different needs. High volume, can provide up to 120-150dB sound power. It is easy to attract attention. At the same time, compared with traditional whistles, it can also make a louder, stronger and consistent voice
• One LED light can be used for lighting, outdoor camping, emergency flashlight and SOS light for outdoor rescue signal
• This electronic whistle is made of high-quality ABS environment-friendly materials, tasteless and healthy
• The 6F22 dry battery is used for longer service life and durability

Specifications:

• Power supply mode: dry battery
• Battery type: 6F22 9V (not included)
• Material: ABS
• Product size: 140 * 43 * 33mm