旋转阀打开/关闭卡特别15-360A 164091

Rotary valve opening and closing tag Special 15-360A 164091 [Features] ●Size: Main body: 90 x 60 mm (excluding hanging holes) ●Window size: 47 x 50 mm (open windows with front and back) ●Material: (main body cover) Polycarbonate (display tag) ABS ●Specifications: Double-sided printing ●The hanging hole has 4mm holes on the front and back, left and right. <br>●链条分别出售。 <br>●当 转动它时， 可以更改两侧的开口和关闭卡！显示器也很大且易于阅读。 <br>●旋转阀标签，当 顺时针旋转时会更改两侧的显示内容。 <br>●两侧显示的内容相同。 <br>●管道识别和阀门显示