Referee Electronic Whistle Training Tool High Decibel for Soccer Basketball Competition

Features: 1.Made of quality material, sturdy and durable. 2.Lightweight, easy to carry and use. 3.2 sound effect modes, clear and loud tone, suitable for different occasion. 4.Handle held design, easily operate without using mouth, will not hurt your ears. 5.Designed for sport competition referee, like soccer, basketball, etc. Specifications: Material: ABS Color: Yellow Battery: 4 x CR2032 cell battery(not include) Packing List: 1 x Electronic Whistle .1 x Lanyard