1 – X-Sense Combination Smoke Carbon Monoxide Alarm SC07 White New Open Box

X-Sense SC07 Combination Smoke and Carbon Monoxide Alarm. High-performance photoelectric sensor and CO senser for high sensitivity, accuracy and reliability. Extra loud buzzer with over 85 dB volume for guaranteed alarming. Manufactured in accordance with the UL217 and UL2034 Standards. Real-time display of the accurate CO concentration on the LCD. High-capacity sealed lithium battery for 10 years of reliable service. NOTE: this is one of 5 alarms we purchased as a packaged set. We only needed 4 of the 5 alarms. This one has never been used. It was just an extra one we didn’t need.