High-Decibel Electronic Port Whistle
Ultra-loud 120dB sound output ensures clear signals in noisy environments. Durable ABS plastic construction with reinforced airflow channels for consistent performance. Precision-engineered mouthpiece with ergonomic design reduces lip fatigue during prolonged use. Water-resistant coating protects internal components from moisture damage. Multi-application versatility: referee sports matches (basketball/football), pigeon training, traffic control, and emergency signaling. Integrated lanyard loop for secure neck carry. USB-rechargeable lithium battery provides 8+ hours continuous use. Includes 3 adjustable pitch modes via selector switch. Global wholesale pricing available for bulk orders. Ships factory-direct with 30-day quality guarantee.