Professional JP70 Stainless Steel Referee Whistle – Premium Training & Competition Essential
Crafted from high-grade stainless steel for unmatched durability and corrosion resistance, ensuring long-lasting performance in all weather conditions. Precision-engineered acoustics deliver sharp, piercing sound with optimal frequency range (3.5–4.5 kHz), ideal for basketball courts, sports fields, and emergency signaling. Ergonomic design with gold-plated finish combines professional aesthetics with slip-resistant grip for referees, coaches, and outdoor trainers. Multi-scene versatility: school PE classes, league matches, lifeguard drills, and military training. Exclusive bulk pricing for wholesalers – globally sourced, unbeatable value for high-volume orders. Weight: 45g; Dimensions: 5.8cm × 2.3cm. Includes nylon lanyard for instant neck access. ISO 9001-certified manufacturing with seamless ultrasonic welding for zero air leaks.