Home Radon Detector, Portable Radon Meter, Elifecity Long and Short Term Home Radon Monitor, Battery-Powered, Easy-to-Use

$114.63

Airthings 2950 Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App

$24.99

Life Basis Home Radon Detector, Portable Radon Tester for Home with Long and Short Term Radon Monitoring 0-500 pCi/L Range Battery Operated (Including Battery)

$39.99

Life Basis Home Radon Detector, Radon Tester for Home with Long and Short Term Radon Monitoring 0-500 pCi/L Range Battery Operated (Including Battery) - White

$189.99

EPA-Approved Radon Gas Detector Test Kit for Home, Lab Fee Included - 48-Hour Short Term Radon Testing with Results in 3-5 Days - Just Expose, Apply Postage + Mail, and Get Results

$75.05

PRO-LAB Radon Test Kit for Home - EPA Approved Short-Term Radon Tester with 2 Detectors - 20 Lab Fee Required Per Detector - Quick & Reliable Radon Testing

$32.19

PRO-LAB Radon Gas Short-Term Test Kit – 2 Detectors for Real-Estate Transactions. EPA Approved. Lab Fees and Return Mailer Included

$136.5

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

$13.99

Radon Test Kit for Home - Easy to Use Charcoal Radon Gas Detector for Peace of Mind | 48-96h Short Term EPA Approved Radon Tester | Includes Lab Fees | Protect Yourself and Your Family | 1-Pack

$159.99

Radon Test Kit for Home - Complete Testing Solution | Easy to Use Charcoal Radon Gas Detector for Peace of Mind | 48-96h Short Term EPA Approved Radon Tester | Protect Yourself and Your Family

$34.99

AEGISLINK Smoke and Carbon Monoxide Detector 10-Year Lifespan, Photoelectric Fire Alarm and Electrochemical CO Alarm with Test/Silence Button, with Replaceable Battery, SC240

$94.3

Airthings 2960 View Plus - Battery Powered Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)

$168

KENMIC EMF Meter - Rechargeable Handheld Electromagnetic Field Detector with Digital LCD - Ideal for Home, Office, Outdoors, and Ghost Hunting

$26.89

tesha EMF Meter, 3-in-1 Rechargeable Digital Electromagnetic Field Radiation Detector Portable Hand-held 2'' LCD EMF Detector for EF, MF, Temp, Ideal Tester for Home EMF Inspections, Office, Outdoor

$119.8

Tadeto EMF Meter,EMF Detector,3 in 1 Hand-Held Digital LCD Rechargeable EMF RF Meter Radiation Detector for EF,RF,MF Home,Office,Outdoor,Ghost Hunting

$118.8

CAMWAY EMF Meter, Electromagnetic Field Radiation Detector Handheld Mini Digital Backlight LCD EMF Detector Sound and Light Alarm for Home EMF Inspections, Office, Outdoor

$38.95

3 Packs Carbon Monoxide Detectors - Hembisen Carbon Monoxide Detector Plug in Type CO Alarm Monitor with Digital Display, Accurate & Easy to Read, for Home/Kitchen/Hotel/Bedroom (White)

$24.55

Midcvfrun Easy Read Manometer, Professional U-Shaped Air Pressure Indicator Pressure Gauge for Radon System Monitoring

$35.99

Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure)

$39.99

Kidde Carbon Monoxide Detector with 10-Year Battery, Digital Display, 3 LEDs, Replacement Indicator, Peak Level Memory

$45.99

EMF Meter Rechargeable Electromagnetic Field Radiation Detector Handheld Digital LCD EMF Reader Household Temperature Measure, Tester for Home Inspections, Office, Outdoor and Ghost Hunting

$29.99

X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R

$46.99

X-Sense Smart Carbon Monoxide Detector, Wi-Fi CO Detector, Real-Time Push Notifications via X-Sense Home Security App, Replaceable Battery, Optional 24/7 Professional Monitoring Service, XC04-WX

$19.39

INKBIRD Portable CO2 Detector with Bluetooth, Smart Indoor Air Quality Monitor, can detects CO2, Temperature, Humidity, etc., Electronic Ink Display & 4 Years Battery Life, for Home, Office, motorhome

$35

Radon Gas Test Kit AccuStar Charcoal Short Term 48-96 Hour Test

$549.95

First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

$59.99

SWR Meter 1.29in Screen, 1.6-50MHz, 0.5W-200W Alarm Function Rechargeable Shortwave Shortwave HF PWR Power Tester Tool

$620.66

X-Sense Mini Smoke Alarm, 10-Year Battery Fire Alarm Smoke Detector with LED Indicator & Silence Button, XS01

$43

Briidea Power Failure Alarm with LED Indicator & 80dB Siren, Powered by Rechargeable Battery (Included), Perfect for Monitoring Refrigerators, Freezers, Sump Pumps, Aquariums

$4.99

ERICKHILL EMF Meter, Rechargeable Digital Electromagnetic Field Radiation Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor and Ghost Hunting

$39.97

Environmental Monitoring and Characterization

$3

11-in-1 Air Quality Monitor, Indoor CO2/VOC/AQI/PM2.5/Thermometer/Humidity Monitor, Portable Smart Carbon Monoxide Detectors for Home Office Outdoor, Battery Powered

$15.99

Mastfuyi EMF Meter, Electromagnetic Radiation Detector, Digital LCD EMF Detector, EMF Tester for Ghost Hunting, Home, Office, Outdoor, Indicator Lights, Audible Alert

$9.99

Ozone Gas Detector by Forensics | High Range 0-100ppm O3 | USA NIST Calibration | USB Recharge | Adjustable Alarms |

$49.99

INFURIDER Portable Geiger Counter， YF-Y1-GC-01 Nuclear Radiation Detector with LCD Display, Rechargeable Radiation Monitor Beta Gamma X-ray Tester, Handheld Radiation Dosimeter for Home, Outdoor

$59.99

Apera Instruments TN500 Portable White Light Turbidity Meter with Data Logger, EPA 180.1 Compliant (AI483)

$379

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

$1.49

Plug-in Carbon Monoxide Detectors,Koabbit CO Level Monitoring Alarm with Light & Digital Display for Home/Kitchen/Bedroom,Accurate & Easy to Install(2 Pack)

$39.99

MOESAPU Geiger Counter Nuclear Radiation Detector Nuclear Water Seafood Detection Radiation Dosimeter with LCD Display, Portable Handheld Beta β Gamma γ X-ray Rechargeable Radiation Monitor Meter

$99.99

Easy@Home Digital Basal Thermometer with Large Backlight LCD Display, 1/100th Degree High Precision and Memory Recall, NOT Bluetooth Enabled,Upgraded EBT-100B-P (Purple)

$179

Geiger Counter Nuclear Radiation Detector,Electromagnetic Radiation Gamma X-ray Detection Meter,Portable Radiation Dosimeter with LCD Display

$14.99

NOPWOK EMF Meter Rechargeable Electromagnetic Field Radiation Detector Handheld Digital LCD EMF Reader Temperature Measure, Tester for Home Inspections, Outdoor and Ghost Hunting

$22.97

X-Sense Smoke Alarm, 10-Year Battery Fire Alarm Smoke Detector with LED Indicator & Silence Button, SD2J0AX

$43.94

Easy@Home Digital Basal Thermometer with Blue Backlight LCD Display, 1/100th Degree High Precision and Memory Recall, NOT Bluetooth Enabled, Upgraded EBT-100B(Blue)

$8.98

ESR Capacitor Tester, High Accuracy Capacitance Meter LCD Display ESR Meter with Smart Shutdown Function, Lightweight Handheld Capacitance Resistance ESR Tester

$13.79

9 in 1 Air Quality Monitor,Indoor Air Quality Meters Detect AQI,CO2,CO,TVOC,HCHO,PM2.5,PM10 with WiFi and Date Display,Real Time Monitoring,Battery Powered,Home Air Test Kits

$99.99

Geiger Counter, Survival Tools, Radiation Detector, Geiger Counter Radiation Detector, with Storage Box, Portable, Handheld, Rechargeable, LCD Screen, Dosimeter

$388.56

AEGISLINK Smoke Detector 10-Year Battery with Test/Silence Button, Fire Alarm with Photoelectric Sensor, Low Battery Warning, S500 (Independent, 6-Pack)

$53.99

Metal Detector for Adults - Professional Gold and Silver Detector with LCD Display, High Accuracy Waterproof Pinpoint 5 Modes, 10" Coil Lightweight Metales Detectors Stem Adjustable to 60.2"

$119.99

Geiger Counter Nuclear Radiation Detector, Portable Radiation Dosimeter with LCD Display Rechargeable Beta Gamma X-ray Radiation Monitor Meter

$13.99

Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery, HATHEPHS Ultra-Thin Smoke & CO Alarm with Large Test/Silence Button, Two Installation Ways

$42.99

X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Standalone Model SC01, Single Pack

$32.66

EMF Meter, 3 in1 Electromagnetic Electric Magnetic Radio Frequency Field Detector Hand-held Digital LCD EMF Detector, Great Tester for Home EMF Inspections, Office, Outdoor with a 9V Battery (RD630)

$13.99

3 Packs Carbon Monoxide Detectors - Hembisen CO Alarm Detector Monitor Battery Operated with Digital Display for House Kitchen Restaurant Hotel Office

$39.99

Handheld LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Electromagnetic Portable Counter 50Hz-20,000Hz

$14.8

Handheld LED EMF Meter Magnetic Field Detector Ghost Hunting Paranormal Equipment Tester Electromagnetic Portable Counter 50Hz-20,000Hz

$14.8

Sense Flex Home Energy Monitor

$29.99

Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life, Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, ILD-200

$16.49

Apera Instruments, LLC-AI481 TN400 Portable Turbidity Meter, Infrared Sensor, ISO 7027 Compliant, EPA Approved Standard Solutions for Easy Calibration, Accuracy: ±2%+Stray Light

$358

H2S Monitor by Forensics | USA NIST Calibration & Certificate | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-100ppm H2S |

$45