self-produced and sold sports police whistle metal life-saving whistle coach referee special whistle_金时达体育 (羽毛球拍)

self-produced and sold sports police whistle metal life-saving whistle coach referee special whistle

self-produced and sold sports police whistle metal life-saving whistle coach referee special whistle

自产自销体育警哨金属救生哨子教练裁判专用口哨

400 piece

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产品描述

材质：铁，表面电镀处理（分镀镍和镀铬两种）挂绳：尼龙/珠链

包装：1个/塑料盒包装。10个/盒，40盒/箱 400个/箱散装

规格：哨体总长5CM，中间段直径1.60CM，头尾两端最大直径1.7CM，哨口直径1.5CM

单个重量：13克

适用：

1、求救、预警－适合野外探险、女性、孤独驴友、小孩、以及海上救援
2、警告、指挥－交警，保安，车辆调度管理等
3、户外联络－（外出结伴旅行，一人一个，事先对笛声进行编码，然后可以进行较远距离联络），适合户外运动
4、竞技比赛－适合各种体育比赛用于裁判
5、其他用途自行发挥的用处

特点：坚固耐用，双音发声，声音独特洪亮，你肺活量多大，声音就可以有多大，挂绳式的，强度高，方便携带，避免遗失，可穿入钥匙等其它物品

Update time：20220616115244