GINTOOYUN 50pcs RJ11 Silicone Anti Dust Cover Cap，RJ11 Female dust Cover Protector,Protect Telephone.switches,fax Machines, Optical Fiber Boxes and Other Equipment Port(Black) electronics3 The full mask is not

The full mask is not included with the purchase

just snap out the spool

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Remote sensor reaches up to 330 feet (100 meters) using 433 MHz wireless signal and transmit data every 16 seconds

GINTOOYUN 50pcs RJ11 Silicone Anti Dust Cover Cap，RJ11 Female dust Cover Protector,Protect Telephone.switches,fax Machines, Optical Fiber Boxes and Other Equipment Port(Black) electronics3 The full mask is notGINTOOYUN 50pcs RJ11 Silicone Anti Dust Cover CapRJ11 Female dust Cover Protector,Protect Telephone. switches,fax Machines, Optical Fiber Boxes and Other Equipment Port(Black) RJ11 dust plug, made of high quality silicone, effectively prevents dust, liquid and oxidation rusting of the interface, keeping the device ports clean and durable. Extend the life of your equipment Please note the port type when purchasing in case it is not applicable Model No: