Smoke Detector with Escape Light, X-Sense SD01 10-Year Battery (Not Hardwired) Fire Smoke Alarm, Compliant with UL 217 Standard

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Technical Specifications
Power supply: 10-year sealed lithium battery
Sensor type: Photoelectric
Product life: About 10 years
Safety standard: UL 217
Smoke sensitivity: 0.97-1.79%/ft OBS
Standby current: < 6 µA (avg.)
Alarm current: < 60 mA (avg.)
Best operating ambient temperature: 40-100 °F (4.4-37.8 °C)
Operating relative humidity: < 85% (non-condensing)
Alarm noise level: ≥ 85 dB at 9.84 ft (3 m) @ 3.2 ± 0.3 kHz pulsing alarm
Alarm silence: ≤ 9 minutes

Product Size
Alarm Unit
Diameter: 5.0 in (127 mm)
Thickness: 1.9 in (48.3 mm)
Weight: 0.56 lbs (254 g)

Mounting Bracket
Diameter: 5.7 in (146 mm)
Thickness: 0.08 in (2 mm)
Weight: 0.11 lbs (50 g)

Package Contents
1 × Alarm Unit
1 × Mounting Bracket
3 × Screws
3 × Anchor Plugs
1 × User Manual
1 × Warranty Card


  • ACCURATE, RELIABLE, & HIGHLY SENSITIVE: Adopts the most advanced photoelectric sensor, enabling the alarm to quickly detect dangerous smoke levels from slow-burning, smoldering fires; provides the earliest possible warning of fire while minimizing false alarms
  • LED ESCAPE LIGHT: Automatically activates whenever an alarm sounds, illuminating a path to safety during an emergency; makes the unit suitable for all areas of your home, especially hallways, stairwells, and general living areas
  • 10-YEAR BATTERY & EASY INSTALLATION: Provides 10 years of continuous power with its built-in high-capacity 1, 500 mAh lithium battery, saving you from constantly having to change batteries; easy to install on any wall or ceiling with the included mounting bracket, screws, and anchor plugs
  • AUTO-CHECK FUNCTION: Constantly monitors itself and quickly warns you of faults or a weak battery; clearly informs you of the working status of the alarm with its 85 dB alarm and 3-color flashing LED indicator (red, green, yellow)
  • ETL LISTED: All X-SENSE smoke alarms are rigorously tested to meet the UL 217 Standard and come with a 3-year and lifetime customer support; if you have any questions, please feel free to contact us and we will get back to you within 24 hours

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