Product DescriptionThe System Sensor LENS BC red lens attachment provides a durable and effective solution for upgrading wall mounted visual alert devices in both indoor and outdoor settings. It fits any plain model SpectrAlert Advance strobe and transforms it into a clearly visible red alert indicator for applications such as weather warning, hazard signaling, or facility notification. Built to perform reliably across a wide temperature range from minus thirty-five degrees Fahrenheit to one-hundred-fifty-one degrees Fahrenheit and listed to UL 1638, this lens is engineered for robust performance in harsh conditions. Its simple adhesive backed design allows quick installation to existing appliances without rewiring, making it an efficient retrofit accessory. Ideal for professional system integrators and alarm installers, this color lens adds a dependable and compliant visual layer to critical notification systems.