detectors and sensors best sellers

#1 🔥 Carbon Monoxide Detector CO FDUIOSPF Carbon Monoxide Detector,CO Gas Monitor Alarm Detector,CO Sensor with LED Digital Display for Home,Depot,Battery Powered

$9.59 on Amazon

#2 🔥 White Flo Smart Water Moen White Flo Smart Water Leak Detector, Water Sensor Alarm for Home, 3-Pack, 920-005

$129.21 on Amazon

#3 Flo Smart Water Leak Moen Flo Smart Water Leak Detector, Water Sensor Alarm for Home, 1-Pack, White, 920-004

$34.99 on Amazon

#4 🔥 4 in 1 Upgraded Combination NORJAN 4-in-1 Upgraded Combination Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity Sensor) for Home, RV

$34.97 on Amazon

#5 1 Pack Upgraded Combination Yfwsrecinoe 1 Pack Upgraded Combination Smoke and Carbon Monoxide Alarm Detector, Dual Sensor Smoke Alarm&Carbon Monoxide Detector (Includes Battery)

$17.95 on Amazon

#6 Leak Alert Water Leak Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm/Water Leak Sensor with Dual Leak Alarms 90Db Audio/Battery Powered (2 Pack) Batteries Not Included (72311) White

$27.99 on Amazon

#7 Motion Sensor Infrared Motion Sensor Infrared PIR Movement Detector Outdoor Sensor Light Switch US

$10.89 on Ebay

#8 🔥 500 Foot Range Wireless Guardline 500 Foot Range Wireless Driveway Alarm [3 Motion Detector Alarm Sensors & 1 Receiver] Weatherproof Outdoor Security Alert System for Home & Property

$82.99 on Amazon

#9 Pipe Blockage Detector Yeipower Pipe Blockage Detector Locators-Sensor - Water Pipe Wall Scanner 40M Pipeline Detector Metal PVC Water Pipes Clogging Tool

$144.99 on Amazon

#10 Pipe Blockage Detector Yeipower Pipe Blockage Detector Locators-Sensor - Water Pipe Wall Scanner 30M Pipeline Detector Metal PVC Water Pipes Clogging Tool

$126.99 on Amazon

#11 Carbon Monoxide Alarm YHOCO Carbon Monoxide Alarm Detector,CO Gas Monitor Alarm Detector,CO Sensor with LED Digital Display, 85dB Sound Alarm for Home,Office (Batteries NOT Included) (1piece)

$7.99 on Amazon

#12 Stud Finder Wall Scanner G6IS98KB Stud Finder Wall Scanner, 5 IN 1 Upgraded Accuracy LCD Display Wall Wood Metal Stud Finder Detector, Stud Sensor Beam Finder for Center and Edge of Wood AC Wire Metal Studs Joist Pipe

$17.89 on Amazon

#13 Carbon Monoxide Detector CO FDUIOSPF Carbon Monoxide Detector,CO Gas Monitor Alarm Detector,CO Sensor with LED Digital Display for Home,Depot,Battery Powered

$11.99 on Amazon

#14 Carbon Monoxide Detector FDUIOSPF Carbon Monoxide Detector ,CO Gas Monitor Alarm Detector ,CO Sensor with LED Digital Display for Home,Depot,Battery Powered(2Pcs)

$20.99 on Amazon

#15 (2 Pack) 3.6V 3600mAh YUTSUJO (2-Pack) 3.6V 3600mAh LS17500 Battery, Replacement for SAFT LS17500, Emergency Backup, Data Collection, AMR Add-ons, Smoke Alarms, Carbon Monoxide Detectors, Intrusion Sensors, Fleet Monitoring

$19.99 on Amazon

#16 Pin type Moisture Meter SWAREY Pin-type Moisture Meter, Moisture Detector Humidity Sensor Moisture Meter for Wood Firewood Brick Drywall Wall Paper Floor Plaster

$15.99 on Amazon

#17 Stud Finder Wall Scanner POVLEN Stud Finder Wall Scanner Detector - 6 in 1 Stud Wall Detector Scanner Sensor Beam Finder with Magnetic/Non-Magnetic Design for the Center and Edge of Wood AC Wire Metal Studs Joist Pipe

$26.99 on Amazon

#18 Water Leak Detector X-Sense Water Leak Detector, Water Sensor Alarm, Mini Water Detector Alarm with 110 dB Audio Alarm, Battery-Powered, Water Alarms for Basements, Sinks, Tanks, Pools, Model WS01

$9.99 on Amazon

#19 5Pcs Effect Sensor Switch WALFRONT 5Pcs Effect Sensor Switch, Linear Hall Effect Sensor Magnetic Sensor Module Speed Counting Sensor Module Magnetic Detector Counting Sensor

$6.41 on Amazon

#20 🆕 5Pcs Effect Sensor Switch AUNMAS 5Pcs Effect Sensor Switch, 49e Hall Sensor Hall Effect Sensor 3.3v Magnetic Sensor Module Speed Counting Sensor Module Magnetic Detector Counting Sensor

$6.97 on Amazon