Wireless Door Chime,600Ft Range 5 Adjustable Volume 1 Magnetic Door open Contact Sensor with 62 Chimes Mute Mode Door Bell Plugin Receiver for Home/Office/Store STECHRO (Black) Black industrial_Oct2022 About Silicone:Heat-resistant temperature of -40

About Silicone:Heat-resistant temperature of -40 Degrees Celsius to +230 Degrees Celsius

in a fully certified facility with adherence to good manufacturing policies and under the most stringent quality control

the rubber cap protects connection point from dust when not in use

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Wireless Door Chime,600Ft Range 5 Adjustable Volume 1 Magnetic Door open Contact Sensor with 62 Chimes Mute Mode Door Bell Plugin Receiver for Home/Office/Store STECHRO (Black) Black industrial_Oct2022 About Silicone:Heat-resistant temperature of -40Wireless Door Chime,600Ft Range 5 Adjustable Volume 1 Magnetic Door open Contact Sensor with 62 Chimes Mute Mode Door Bell Plugin Receiver for Home Office Store STECHRO (Black) Product Features WIDE DETECT RANGE: up to 600 feet door window open chime kit, completely cover your ideal detection range when you use it on your house or store, it will alarm immediately when the chime sensor separate over 0. 4inch, so notes that the door sensor chime should