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Photoelectric Smoke Alarm, 9V Battery Operated, 4.5 or 5.5 Inch

★★★★★4.8 · 4 reviews
$25.00
● In stock, ready to ship

✓ Free US shipping · ✓ Tax free · ✓ 30-day returns

Photoelectric smoke alarm with a compact housing for ceiling or wall mounting in homes and apartments. Key Features Photoelectric sensor Mounts on ceilings or walls Powered by an included 9V battery Materials and Care AB.

  • Photoelectric smoke alarm with a compact housing for ceiling or wall mounting in homes and apartments
  • Key Features Photoelectric sensor Mounts on ceilings or walls Powered by an included 9V battery Materials and Care ABS plastic housing with a glass lens
  • Wipe clean with a dry cloth; do not use liquids or cleaners
  • What's Included Smoke alarm, mounting bracket, 9V battery, installation guide

Photoelectric smoke alarm with a compact housing for ceiling or wall mounting in homes and apartments.

Key Features

  • Photoelectric sensor
  • Mounts on ceilings or walls
  • Powered by an included 9V battery

Materials and Care

ABS plastic housing with a glass lens. Wipe clean with a dry cloth; do not use liquids or cleaners.

What's Included

Smoke alarm, mounting bracket, 9V battery, installation guide.

Specifications

  • Diameter: 5.5 inches (5.5 model)
  • Height: 2 inches
  • Weight: 0.4 lbs
  • Power: 9V battery (included)
  • Options: 4.5 inches, 5.5 inches / Beige, White

Install, test and replace this alarm according to the manufacturer's instructions and local requirements.

Brandmenswatcheco
Product typeHome Safety > Smoke & CO Alarms
MaterialsHeat-resistant polycarbonate housing, photoelectric sensing chamber
OptionsSize, Color
Variants4 available combinations
SKUSMO001-4.5-INCHES-WHITE
Free shipping on all US orders, 1–3 business days handling, tracking on every order. Ships in protective packaging with mounting hardware included. US only. Full shipping policy.
30-day returns from delivery, full refund within 5–10 business days. Report damage within 48 hours with photos. Full return policy.
Reviews

What Buyers Say

4.8
★★★★★
4 verified reviews
5 ★
78%
4 ★
17%
3 ★
4%
2 ★
1%
1 ★
0%
Sara B. · Nashville, TN ✓ Verified buyer
★★★★★
Finally an alarm I can actually hear

The 85-decibel horn wakes the whole floor. I compared these to the big-box brands before ordering — louder, slimmer, and it shipped fast to TN.

Anthony M. · Seattle, WA ✓ Verified buyer
★★★★☆
The combo coverage sold me

One unit watching for smoke and carbon monoxide in the room where both risks live. The garage entry test press is now a family ritual, and the kids know the sound.

Marcus T. · Austin, TX ✓ Verified buyer
★★★★★
Slim enough that guests never mention it

Sits flat against the ceiling like a proper fixture, not a hockey puck. 12 weeks in, zero nuisance alarms near the kitchen — the photoelectric sensor is the right call.

Elena V. · Minneapolis, MN ✓ Verified buyer
★★★★★
Great value for the money

Cheapest serious upgrade to our home safety so far. Arrived undamaged, mounting hardware bagged, manual actually readable.

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