ETL UL217 Standard Standalone Smoke Alarm


  • 10 years battery life
  • ETL UL217 Standard listed
  • Low battery warning
  • Easy installation
  • Loud 85db Buzzer
  • Aj-730
  • Aj-731
  • Aj-732
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standalone ETL UL217 Standard :Photoelectric smoke detector use a photoelectric sensor to quickly detect smoldering, slow burning smoke from wide ranges before catching flames, cost you dozens of dollars and bring you peace of mind even can save your life

Home smoke detectors alerts of smoldering smoke sounding a clear 85-decibel and blinking LED light. Use microprocessor control, no false alarms. This smoke alarm meets all UL certified smoke alarm standards for approved installation and safety requirements for homes depot businesses hotel school office

standalone smoke detector is powered by a 3V 10 years lifeban buildin battery (included) ,big button for test and hush ,hassle-free installation and no worry potential outages during a power failure. The long-lasting battery and life span reduces reminders for battery changing, flashing red LED lights to signal when a battery change is needed

Easy-to-use smoke alarm includes a with a single test button to quickly test the home fire alarm during monthly check-ups

The fire detector does not contain any radioactive material, fire-retardant and eco-friendly material free from harsh smells and chemicals, ABS fire -proofed materials ,making it great for bedrooms.

Standalone Smoke Alarm

Standalone Smoke Alarm


Additional information


Aj-730, Aj-731, Aj-732

technical parameter

Working Voltage:DC3V bulit-in lithium battery(CR 123A) ,Battery life:10 years Standby current:5uA

Alarm current:﹤60mA

Sound level:≥85dB

Low battery threshold:2.5±0.1V

Alarm mode:Siren with flash(Buzzer & Red LED)

Big test button for easy recommended monthly testing

Gross weight: 0.295KG

product size :135mm*35mm

Execute Criterion: UL217


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