【Anti Dust】USB B anti dust cap cover protect USB B power supply port from dust and oxygen when it is not in use. Soft and elastic, fully blocking any gap more effective dustproof
【Compatibility】Fit for printer ports, as long as the USB B port of the device can be used.(Note: please check whether the device is USB B port before purchase, in case it is not applicable)
【Feature】Insulated and protected device port, to make it look like new for a long time. effectively reduce the static electronic products, to avoid a breakdown event
【Material】Anti-dust plugs made of silicone, soft and flexible material, easy to put on and take off.Environmental protection and no peculiar smell
【20PCS】20pcs/package, small size, easy to carry and use, one pack can meet your need
غطاء معيق الغبار بفتحة USB B 20 حبة واقي قابس مائي أنثوي بغطاء رخو سيليكون أسود