High Decibel Electronic Port Whistle with USB Charging
Durable ABS plastic shell with precision-molded airflow chamber for sharp, consistent sound projection (120dB max). Military-grade silicone mouthpiece ensures comfortable grip and hygiene.
USB-rechargeable lithium battery (500mAh) delivers 50+ hours continuous use. IP54 waterproof rating withstands rain/sweat for outdoor sports.
Multifunctional use: Football/basketball referee signaling, coach training drills, pigeon racing commands, emergency alerts, and traffic control.
Includes 3 interchangeable frequency inserts (2.8kHz/3.5kHz/4.0kHz) for customized pitch selection. Precisely CNC-machined stainless steel pea prevents jamming.
Compact 58mm design with anti-roll hex base and lanyard hole for quick access. Ships with USB-C cable and velvet storage pouch.
Wholesale MOQ discounts available - bulk pricing for sports clubs/event organizers. OEM customization for team logos/frequencies.






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My experience is always a great one. The variety of clothing is awesome. The order is never late. And the return policy is AMAZING. I am always happy with my purchases.
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Electronic port whistle charging basketball football referee sports competition pigeon training traffic command high decibel whistle
$15.22
category:
USB straight charging army green-lighting function
USB direct charging red-lighting function
USB direct charging blue-lighting function
USB direct charging yellow-lighting function
USB direct charging black-lighting function
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