operating systems | Newegg.com

Smoke Detector, Hardwired with AA Battery Backup, Interconnectable, LED Warning Lights, 85 dB Alarm, 5-inches, 20SAR, 1 Pack

Model #: 526152371580

$55^.99 –
Free Shipping

Compare

Quick View

Carbon Monoxide Detector, Plug-in Carbon Monoxide Detector with AA Battery Backup, 85 dB Alarm, Rotating Plug, LED Status Light Indicators, 5th Edition, COP

Model #: 188230171059

$59^.99 –
Free Shipping

Compare

Quick View

Combination Smoke & Carbon Monoxide Alarm, Battery-Operated Detector with Slim Profile Design, SMCO200, 1-Pack

Model #: 384126734519

$63^.99 –
Free Shipping

Compare

Quick View

Smoke Detector, Hardwired with 10-Year Battery Backup, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 20SA10, 1 Pack

Model #: 784943885586

$57^.99 –
Free Shipping

Compare

Quick View

3 Way Wireless Light Switch, Neutral Wire Required, Grounding, 15A High Power, 100ft Range, No Wiring No WiFi, Expandable Remote Control Light Switches for Lamp, Ceiling Light, Fan

Material: Polycarbonate
Model #: 681152129854

$51^.99 –
Free Shipping

Compare

Quick View

Smoke Detector, 10-Year Battery Powered, with Voice Alerts, LED Status Lights, 85 dB Alarm, 5-inches, 20SD10-V, 1 Pack

Model #: 451761169168

$63^.95 –
Free Shipping

Compare

Quick View

UltraPro Personal Security Window and Door Alarm, 2 Pack, DIY Protection, Burglar Alert, Wireless Chime/Alarm, Easy Installation, Home Security, Ideal for Home, Garage, Apartment, White, 45115

Sports Team: 12 Packs
Model #: 116609574299

$28^.99 –
Free Shipping

Compare

Quick View

Smoke and Carbon Monoxide Detector, AA Battery Powered with LED Status Lights, 85 dB Alarm, 5 inches, 30CUDR, 1 Pack

Model #: 383200116008

$74^.95 –
Free Shipping

Compare

Quick View

Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 1 Pack

Model #: 422714430790

$71^.95 –
Free Shipping

Compare

Quick View

Smoke Detector, Hardwired with 10-Year Battery Backup, Voice Alerts, Interconnectable, LED Status Lights, 85 dB Alarm, 5-inches, 20SA10-V, 1 Pack

Model #: 086056369338

$69^.95 –
Free Shipping

Compare

Quick View

RF Wireless Remote Control Switch for Door Access Control System 433MHz 1-Channel Input Voltage 12V DC Garage Door Openers, Electric Lock, LED Lights, etc.

Color/Finish: Gray
Model #: 582917467482

$23^.99 –
Free Shipping

Compare

Quick View

KN-COB-B-LP Nighthawk Carbon Monoxide Alarm, Battery Operated - 21007268

Model #: 477726503019

$52^.99 –
Free Shipping

Compare

Quick View

Combination Smoke & Carbon Monoxide Alarm, Battery-Operated Detector with Slim Profile Design, SMCO200, 1-Pack

Model #: 496316263872

$71^.99 –
Free Shipping

Compare

Quick View

120 dB Wedge Door Stop Security Alarm, Extremely Loud Wireless Alarm Siren Audible Up To 1,500 Ft., Non-Skid Pad, Compact Alarm Great for Home, Travel, Apartment or Dorm

Model #: 465019886557

$19^.39 –
Free Shipping

Compare

Quick View

Upgraded Version Smoke Carbon Monoxide Alarm Detector, Battery-Operated Smoke and CO Alarm with Digital Display, Carbon Monoxide Detectors&Smoke Detector (1Pack)

Model #: 451873501786

$41^.99 –
Free Shipping

Compare

Quick View

Smoke Detector, AA Battery Operated, Compact Size, LED Status Light, 85 dB Alarm, 4-inches, 10SDR

Model #: 715996183531

$39^.99 –
Free Shipping

Compare

Quick View

Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack

Model #: 311936812535

$36^.99 –
Free Shipping

Compare

Quick View

Smoke Detector Carbon Monoxide Gas Alarm, Fire Carbon Monoxide (CO) Detector 2 in 1 with Digital Display and Sound Light Alarm, Battery Operated Suitable for Bedroom Warehouse Kitchen or RV Travel

Model #: 134511867841

$45^.99 –
Free Shipping

Compare

Quick View

Smoke & Carbon Monoxide Detector with Batteries, 2-in-1 CO Detector Alarm for Home, Garage, and RV with LCD Display Safety Alarm System, Audible and Visual Alert

Model #: 645758466043

$41^.99 –
Free Shipping

Compare

Quick View

Natural Gas Detector, PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Leak Sources Like Methane, Propane for Home (Includes Battery x2)-Orange

Model #: 318266415545

$35^.99 –
Free Shipping

Compare

Quick View

5-in-1 Carbon Monoxide Detectors,Plug-in Gas Detector with Rechargeable Backup Battery,Monitoring CO Natural Gas Temperature and Humidity Sound Light Alarm Detector,LCD Screen Brightness Adjustable

Model #: 018825914242

$65^.99 –
Free Shipping

Compare

Quick View

Carbon Monoxide Detector,Portable CO Alarm CO Gas Monitor Alarm with LCD Digital Display Sound Light Warning,Battery Powered High Accuracy CO Alarm Detectors for Travel Home Office Kitchen Car Hotel

Model #: 817330049036

$27^.99 –
Free Shipping

Compare

Quick View

Upgraded Version Smoke Carbon Monoxide Alarm Detector, Battery-Operated Smoke and CO Alarm with Digital Display, Carbon Monoxide Detectors&Smoke Detector (1Pack)

Model #: 721672246745

$41^.99 –
Free Shipping

Compare

Quick View

Smoke & Carbon Monoxide Detector with Batteries, 2-in-1 CO Detector Alarm for Home, Garage, and RV with LCD Display Safety Alarm System, Audible and Visual Alert

Model #: 104815392228

$41^.99 –
Free Shipping

Compare

Quick View

Carbon Monoxide Detector, Nano-Sized Portable CO Alarm Battery Powered, UL2034 4th Certified, 10-Year Battery Figaro Sensor, Test Button, Small Firm Alarm for Home Travel Vehicle RV

Model #: 482202264715

$49^.99 –
Free Shipping

Compare

Quick View

Carbon Monoxide Alarm | BRK CO250 Battery Operated Carbon Monoxide Detector With 9-Volt Battery & Two Silence Features

Model #: 587115776097

$46^.99 –
Free Shipping

Compare

Quick View

Photoelectric Smoke Alarm, ABS Material, 110mm x 59mm, 85dB Sound & LED Warning, 360° Surround Detection, Easy Install, Battery Operated Applicable to Home, Bedroom, Office, Hotel

Model #: 105549145934

$21^.99 –
Free Shipping

Compare

Quick View

Wireless Microphone System Headset/Stand/Lavalier Mic with Rechargeable Bodypack Transmitter Receiver for PA Speaker, Camera, Recording, Teaching, Church (1T1R-Steel)

Model #: 475254800811

$80^.99 –
Free Shipping

Compare

Quick View

CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack

Model #: 257384604492

$47^.99 –
Free Shipping

Compare

Quick View

2 Pack Carbon Monoxide and Smoke Detectors,10-Year Battery Operated Carbon Monoxide Smoke Detector Combo with Test Button and LCD Display, Fire Alarm Smoke Detector for Home, Travel, Office

Model #: 719176163771

$71^.99 –
Free Shipping

Compare

Quick View

Carbon Monoxide Detectors, Portable CO Detector Battery Powered, Handheld Carbon Monoxide Monitor Alarm Detector with LCD Display for Home/Outdoor/Travel

Model #: 537582794831

$39^.99 –
Free Shipping

Compare

Quick View

Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack

Model #: 592619259153

$33^.99 –
Free Shipping

Compare

Quick View

Gas Leak Detector Natural Gas Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane, Propane for Home-Grey

Model #: 078176365008

$43^.99 –
Free Shipping

Compare

Quick View

Door Stop Alarm with 120dB Siren, 4 Pack Portable Security Door Stopper Wedge Alarm for Travel, Home, Apartment, Dorm, Hotel, Entry Alert Safety Device for Women & Kids

Model #: 546844952520

$39^.39 –
Free Shipping

Compare

Quick View

Monoxide Detectors, Portable CO Detector Battery Powered, Handheld Carbon Monoxide Monitor Alarm Detector with LCD Display for Home/Outdoor/Travel

Model #: 231619912561

$39^.99 –
Free Shipping

Compare

Quick View

Portable VHF Wireless Microphone System - Professional Battery Operated Handheld Dynamic Unidirectional Cordless Microphone Transmitter Set W/Adapter Receiver, for PA Karaoke DJ Party, Black

Model #: 650149750659

$50^.33 –
Free Shipping

Compare

Electrical