Premium aluminum alloy material:weighing just 0.37 ounces (approx. the weight of 3 coins), featuring a compact size (1.57 x 0.73 x 0.35 inches), yet engineered to withstand high-impact forces.
All-Weather Corrosion Resistance:Waterproof, rustproof, and built to endure harsh conditions.
Multi-Scenario Versatility:Perfect for military drills, children's safety training, outdoor emergencies, hazard alerts, and lifeguard operations.
Tactical Color Options:High-visibility silver for quick detection or stealthy matte black for discreet carry.