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The Kidde Smoke Detector model 20SD10 combines cutting-edge photoelectric sensing with a decade-long lithium battery, delivering reliable 85-decibel alarms and intuitive LED status lights. Designed for easy, no-wiring installation and tested to the latest UL 217 standards, it reduces false alarms and ensures continuous, hassle-free fire safety for your home or office.


| Brand | Kidde |
| Style | 9th Edition |
| Power Source | Battery Powered |
| Color | White |
| Product Dimensions | 2"D x 5"W x 5"H |
| Item Weight | 9.63 ounces |
| Alarm | Smoke Detector |
| Operating Humidity | Up to 95% relative humidity (RH), non-condensing |
| Upper Temperature Rating | 100 Degrees Fahrenheit |
| Sensor Type | Photoelectric |
| Material | Plastic |
| Number of Items | 1 |
| Manufacturer | Kidde |
| UPC | 047871328208 |
| Part Number | 21032820 |
| Item Weight | 9.6 ounces |
| Item model number | 20SD10 |
| Size | 1 Pack |
| Shape | Circular |
| Item Package Quantity | 1 |
| Included Components | Alarm, Mounting Hardware, User Guide |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |
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