FIRST ALERT 1042409 Smoke Alarm, Battery Power Source, Photoelectric Sensor, Green/Red LED Visual Indicator, 85 dB Hose Fittings Use any standard 3/8 in

Use any standard 3/8 in paint roller

The housing has smooth surfaces and round contours that help to keep it from getting caught on branches during use

Faster and easier to store and transport

Overall Height: 21

FIRST ALERT 1042409 Smoke Alarm, Battery Power Source, Photoelectric Sensor, Green/Red LED Visual Indicator, 85 dB Hose Fittings Use any standard 3/8 inFIRST ALERT Smoke Alarm, Battery, Green Red LED Visual Indicator, 85 dB Sound Level, Photoelectric Sensor, LED Display, Lithium Ion Battery, Ceiling, Wall Mounting, 40 to 100 deg F, 5. 13 in Width, 1 in Height, 5. 13 in Depth, Additional Information: P1210 ModelFeatures: Low profile smoke alarm reliably detects smoke from smoldering fires Photoelectric sensor detects smoke while minimizing false alarms The slim, easy to install design is half as thick