High-Intensity Electronic Port Whistle for Sports & Training
Ultra-durable ABS plastic construction with precision-molded airflow channels ensures consistent, high-decibel sound output (up to 120dB). Ergonomic lip grip design reduces fatigue during prolonged use. Waterproof and shockproof casing withstands harsh outdoor conditions—ideal for refereeing, dog/pigeon training, and emergency signaling. Rechargeable via USB-C (2-hour battery life per charge). Compact size (6cm) fits in pockets or gear bags. Trusted by coaches, referees, and survivalists for tournaments, traffic control, and field commands. Bulk orders available at unbeatable wholesale rates.