Household Sensors & Alarms
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Good DealKidde 21026065 Smoke & Carbon Monoxide Alarm with Voice Warning$20.99Save $30.66Used - Amazon.comTypically:$51.65Save $30.66MSRP:$202.99Save $182.00 
Ring - Alarm Security Kit 5-Piece (2nd Gen) - White$149.99Save $20.00Online - Best BuyTypically:$169.99Save $20.00MSRP:$199.99Save $50.00
Sensor Switch CMR 10 Contractor Select Ceiling Mount Occupancy Sensor, 28 Foot Radius, White$27.02Save $25.64Used - Amazon.comTypically:$52.66Save $25.64MSRP:$126.89Save $99.87- Best Seller
Best SellerFirst Alert SMCO200, Battery-Operated Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design, 1-Pack$29.97Save $2.76Online - Amazon.comTypically:$32.73Save $2.76MSRP:$56.10Save $26.13 
Resideo Water Heater and Sump Pump Re-Useable Water Leak Detector with Alarm$9.97Save $1.35Online - Home DepotTypically:$11.32Save $1.35MSRP:$9.99Save $0.02- Best Seller
Best SellerFirst Alert SMCO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - 3 Pack$100.86Save $8.09Online - Amazon.comTypically:$108.95Save $8.09MSRP:$97.35 - Best Seller
Best SellerFirst Alert SMCO210V, 10-Year Sealed Battery Combination Smoke & Carbon Monoxide Alarm with Voice & Location Alerts, 1-Pack$36.46Save $2.49Online - Amazon.comTypically:$38.95Save $2.49MSRP:$37.99Save $1.53 
First Alert SMICO100, Battery-Operated Combination Smoke & Carbon Monoxide Alarm, 1-Pack$23.13Save $17.14Used - Amazon.comTypically:$40.27Save $17.14MSRP:$57.37Save $34.24
First Alert SM500V, Interconnect Battery-Operated Smoke Alarm with Voice Alerts, 1-Pack$42.72Save $2.21Online - Amazon.comTypically:$44.93Save $2.21MSRP:$49.99Save $7.27
First Alert SM310, 10-Year Sealed Battery Dual Sensor Smoke Alarm, 1-Pack$54.90Save $5.86Online - Amazon.comTypically:$60.76Save $5.86MSRP:$64.99Save $10.09- Best Seller
Best Seller 
Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White$19.99Online - Best BuyTypically:$19.99MSRP:$35.13Save $15.14
Leviton ODC0S-I1W Self-Contained Ceiling-Mount Occupancy Sensor and Switching Relay, 1000-Watt, 120-Volt$45.47Save $2.93Online - Amazon.comTypically:$48.40Save $2.93MSRP:$85.80Save $40.33- Best Seller
Best SellerKidde Carbon Monoxide Detector, Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable$18.50Save $0.60Online - Amazon.comTypically:$19.10Save $0.60MSRP:$52.40Save $33.90 - Best Seller
Best SellerKidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display$29.99Save $20.02Used - Amazon.comTypically:$50.01Save $20.02MSRP:$115.42Save $85.43 
Kidde Heat Detector, Hardwired with Battery Backup & 2 LEDs, Interconnect Capability, Ideal for Garages$40.56Save $0.97Online - Amazon.comTypically:$41.53Save $0.97MSRP:$57.47Save $16.91
GE Energy Star Portable Dehumidifier 35 Pint, Perfect for Bedroom, Basement & Garage or Rooms up to 3000 Sq Ft, Ideal for High Humidity Areas, Complete with Empty Bucket Alarm & Clean Filter Alert$197.66Save $12.09Online - Amazon.comTypically:$209.75Save $12.09MSRP:$240.00Save $42.34
FIRST ALERT BRK PRC710V Talking Smoke and Carbon Monoxide Alarm with Built-In 10-Year Battery , White , PRC710 Voice$52.17Save $0.34Online - Amazon.comTypically:$52.51Save $0.34
First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack$51.73Save $0.72Online - Amazon.comTypically:$52.45Save $0.72MSRP:$79.99Save $28.26
PRO-LAB Asbestos Test Kit$7.98Save $0.03Online - Home DepotTypically:$8.01Save $0.03MSRP:$10.99Save $3.01
Elkay ezH2O ADA Cooler Stainless Steel, Bi-Level Drinking Fountain Bottle Filling Station$2,099.99Save $99.95Online - Home DepotTypically:$2,199.94Save $99.95MSRP:$3,406.48Save $1,306.49- Best Seller
Best SellerFirst Alert SMI100, Battery-Operated Smoke Alarm, 1-Pack$15.98Save $0.06Online - Amazon.comTypically:$16.04Save $0.06MSRP:$16.98Save $1.00 
Leviton ODS10-IDE Decora 120/277V Wall Switch Occupancy Sensor, Black$20.44Save $26.82Used - Amazon.comTypically:$47.26Save $26.82MSRP:$46.86Save $26.42
First Alert - Smoke and Carbon Monoxide Alarm - Works with Ring - White$40.99Save $1.45Online - Best BuyTypically:$42.44Save $1.45MSRP:$49.99Save $9.00
First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup, 1-Pack$49.29Online - Amazon.comTypically:$48.43MSRP:$63.99Save $14.70
Sensor Switch Wall Mount Motion Sensor, PDT Passive Dual Technology Wall Mount Occupancy Sensor, Single Relay, White (WSX PDT WH)$55.81Save $0.68Online - Amazon.comTypically:$56.49Save $0.68MSRP:$108.50Save $52.69
First Alert SMICO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm - Pack 3$110.39Online - Amazon.comTypically:$106.63MSRP:$114.99Save $4.60
Skylink WA-MT Wireless Water Leak Flood Sensor for SkylinkNet Security & M-Series Systems$25.69Save $0.03Online - WalmartTypically:$25.72Save $0.03MSRP:$19.99
GE UltraPro Audible Alarm Surge Protector Wall Adapter, 15A, 38124$12.38Online - WalmartTypically:$12.38MSRP:$12.39Save $0.01
resideo Water Heater and Sump Pump Single-Use Water Leak Detector with Alarm$5.98Online - Home DepotTypically:$5.98MSRP:$6.99Save $1.01
SimpliSafe - Wireless Auxiliary Siren - White$59.99Online - Best BuyTypically:$59.99MSRP:$76.24Save $16.25
Skylink Wireless Deluxe Long Range Indoor Outdoor Motion Sensor and Window Door Sensor Alarm System$59.25Online - WalmartTypically:$59.25- SimpliSafe Wireless Entry Sensor, 6pk.$64.00Online - Sam's ClubTypically:$64.00MSRP:$123.47Save $59.47
Ring - Alarm Panic Button (2nd Gen) (2-Pack) - White$49.99Online - Best BuyTypically:$49.99MSRP:$49.99
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model)$37.99Online - Amazon.comTypically:$36.41MSRP:$39.99Save $2.00- Best Seller
Best SellerFirst Alert Battery Powered Z-Wave Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, 2nd Generation$39.99Online - Amazon.comTypically:$37.89MSRP:$82.48Save $42.49 
GE Personal Security Window and Door Alarm, 4 Pack, DIY Protection, Burglar Alert, Wireless Chime/Alarm, Easy Installation, Home Security, Ideal for Home, Garage, Apartment and More, White, 45174$21.99Online - Amazon.comTypically:$21.60MSRP:$19.99
First Alert SMICO100 Battery-Operated Combination Smoke & Carbon Monoxide Alarm -Pack 6$209.51Online - Amazon.comTypically:$197.35MSRP:$209.99Save $0.48
Saniflo SaniAlarm for Sani Pump Models: 002, 013, 014, 011 and 008 (Battery Not Included)$68.29Online - Home DepotTypically:$66.16MSRP:$120.85Save $52.56
First Alert SMCO100V-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup and Voice & Location Alerts, 6-Pack$339.19Online - Amazon.comTypically:$314.86MSRP:$341.34Save $2.15
uHoo - Smart Indoor Air Quality Monitor - White$299.99Online - Best BuyTypically:$286.66MSRP:$329.00Save $29.01
First Alert Hardwired Heat Alarm with Battery Backup, BRK Brands HD6135FB$32.99Online - Amazon.comTypically:$30.01
X-Sense Smart Smoke Detector with Voice Alerts and 17 Locations, Wi-Fi Smoke Alarm with SBS50 Base Station, Test from APP, Wireless Interconnected Fire Alarm, Model XS0B-MR31$99.96Online - Amazon.comTypically:$91.52MSRP:$99.99Save $0.03
RV Safe RVLP-2B Propane Gas Alarm - 2-Wire, Black$56.88Online - Amazon.comTypically:$51.07MSRP:$53.56
Rain Bird CPRSDBEX Wired Rain Sensor with Mounting Bracket and Wire, Gray$30.80Online - Amazon.comTypically:$27.51MSRP:$28.87
Eton 10-Year Carbon Monoxide Detector, Digital Display, LED Status Indicator, Emergency LED Flashlight, Plug-in with Battery Backup, Energizer Batteries$49.99Online - Amazon.comTypically:$46.15MSRP:$49.99- SABRE Door Stop Alarm White - Personal Safety at Academy Sports$13.99Online - Academy SportsTypically:$12.90MSRP:$17.99Save $4.00
Moen Flo Smart Water Monitor and Automatic Shutoff Sensor, Wi-Fi Connected Water Leak Detector for 1-Inch Diameter Pipe, 900-006$549.00Online - Amazon.comTypically:$479.63MSRP:$846.10Save $297.10
General Electric Glass Vibration Alarm 36021$9.32Online - WalmartTypically:$8.47MSRP:$20.12Save $10.80
First Alert 1046736, Battery Photoelectric Sensor Smoke Alarm 2 Piece$47.81Online - WalmartTypically:$42.48MSRP:$108.01Save $60.20
Woods L4700WD Outdoor Twist Lock Light Control with Photocell$12.79Online - Amazon.comTypically:$10.94MSRP:$37.91Save $25.12
Google - Nest Protect 2nd Generation (Battery) Smart Smoke/Carbon Monoxide Alarm - White$149.99Online - Best BuyTypically:$119.00MSRP:$119.00
First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup - 3 Pack$162.80Online - Amazon.comTypically:$137.77MSRP:$174.99Save $12.19
