Combination Detector
A combination detector is a 2-in-1 electrical safety device that detects both smoke from fires and carbon monoxide gas, commonly used in homes.
Estimated value as of 2026 · Source: Average from Walmart ($49.96), Home Depot ($59.97), and Lowe's ($71) for battery…
Fun Fact
Battery-operated models are more affordable for regular consumers at around $50, while hardwired professional models like System Sensor can cost over $160 due to advanced features
Price History
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