Safety and security

50-50000PPM Combustible Gas Detector, LCD Display Screen, Portable Gas Leak Tester for Pipelines

[NEVER USED] 3-in-1 portable carbon monoxide detector, mini air quality monitor (0-1000 PPM), with lanyard, alarm, temperature and humidity sensor, built-in 800mAh battery, for basements, travel, etc.

12V Propane Gas Detector for Motorhomes - 85dB Alarm - Digital Display - Compact and Lightweight (CE Certified)

[NEVER USED] Carbon Monoxide Detector, Portable Combustible Gas Analyzer, Multifunctional Natural Gas Leak Detector, Fast Response Alarm, Portable Gas Leak Detector, Alarm, Carbon Monoxide Detector

Military-Grade Mini Keychain Emergency Alarm, Powerful 130dB Security Alarm with LED Flashlight for Women, Children, and the Elderly, Blue

Sound and Light Warning Flash Light, LED Flash Siren 12V Wired Home Security Alarm System (Red)

Outdoor motion detector (IP44 protection rating), surface-mounted, programmable, infrared sensor, 12 m/180° detection range, adjustable LED, max. 800 W/400 W

Multifunctional Wireless Driveway Alarm, Waterproof Outdoor Motion Sensor Alarm, 1 Receiver, 2 Transmitters

Portable Carbon Monoxide Detector, 5-in-1 Air Quality Monitor for Travel, BT APP Connection, High Accuracy TVOC HCHO Temperature Humidity CO Gas Detector Alarm Sensor

Pocket alarm, alarm siren, 130 decibel emergency personal security alarm with LED lights, crime prevention alarm for children, women and the elderly (R

Pen-style gas leak detector with 10cm flexible probe – Fast detection of combustible gases such as methane, propane, butane, and ethanol – Audible and visual alarm, portable gas tester for home use

[NEVER USED] LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display,

Door and Window Alarm - 4x Wireless Intrusion Alarm Pack - Home Security Against Burglary - Magnetic Operation - 100 dB

Wireless Infrared Passage Detector - With 32 Different Melodies - For Business Hotel and Home - White - 1 Transmitter and 1 Receiver

Combined smoke and carbon monoxide detector with digital display, battery-operated smoke and carbon monoxide detector--DTEKGAZ

2 Pack Window Door Alarm, 110 dB Wireless Anti-Theft Magnetic Sensor for DIY Installation of Safes in Home, Garage

CCYKXA1 PCS Smart WiFi Door Sensor, Wireless Door Window Detector Alarm, Smart Door Window Contact Sensor for Home Security Compatible

Motion Sensor Light, LED Motion Sensor, Closet Light, Battery Operated (Battery Not Included), for Wardrobe/Shelf/Entryway/Garage/Kitchen/Hallway, 3 Pack (White)

Indoor/Outdoor Infrared Motion Detector – 30m Range – 180° Angle – Advanced Sensitivity for Effective Automation

12V Wired Strobe Alarm Siren Sound Siren Light Flashing Emergency Warning Alarm Light Security Alarm System

[NEVER USED] High-sensitivity gas detector with backlit LCD screen, portable gas leak detector for outdoor camping, black,

Safety warning light, audible and visual safety alarms, shock-resistant red audible and flashing alarm, 110 dB siren and 150 flashes per minute, adjustable volume (220 V)

Silver Personal Alarm, 140DB Emergency Keyring Alarm with Anti-Assault Flashlight and LED Light for Women, Children, and the Elderly

Portable Wi-Fi natural gas detector, compatible with the Tuya smart app, methane gas sensor with 85 dB voice alarm and visual gas concentration warning.

[NEVER USED] Portable combustible gas leak detector, natural gas leak tester, portable gas concentration analyzer, with temperature test and audible and visual alarm functions,

Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Loud Door Open Alarm 108dB

Door Alarm, 2 Pack Wireless Door Window Safety Freezer Door Alarm 3/15/30/60 Seconds Adjustable Delay Wireless Door Open Sensor Refrigerator Alarm for Kids Safety Home Shop Security

12V DC LED-Alarm, blinking light, Stroboskop-Alarmsystem, Warning signal, acoustic-optical Sirene

[NEVER USED] Military-Grade Mini Keychain Emergency Alarm, Powerful 130dB Security Alarm with LED Flashlight for Women, Children, and the Elderly, Blue

[NEVER USED] Door stop alarm, non-slip rubber wedge-shaped door stop alarm with adjustable sensitivity of 125 dB, lightweight, suitable for home, travel, and hotels.

Wireless Outdoor Motion Sensor Security Alarm: Infrared Motion Sensor Doorbell with 1 Plug-in Receiver and 2 PIR Motion Detectors - Tune 38 Chime

[NEVER USED] Carbon Monoxide Detector, Battery Powered, Gas Detector with Display and Temperature Indicator

Wireless flood detector with audible and visual alarm – Push notifications via app – Battery life up to one year – 2.4 GHz Wi-Fi compatible

Portable carbon monoxide detector, CO monitor with sensitive CO sensor, battery powered, digital LCD screen, audible alarm, UL 2034 compliant

Combustible gas leak detector pen with telescopic probe up to 16 cm, adjustable sensitivity 50-500/500-3000 ppm, fast response in less than 2 seconds for methane, propane, and LPG

[NEVER USED] HT58PRO rechargeable natural gas leak detector, leak detector with 11.5-inch extendable probe, propane leak detector %LEL, integrated flashlight, for methane, butane, combustible gases.

Carbon Monoxide Detector, Battery Powered, Gas Detector with Display and Temperature Indicator

Halogen gas detector, fluorine leak detector for air conditioning, automotive refrigerant leak detector, Freon and halogen detection,

360° Swivel Kitchen Faucet Head, Nozzle Filter Head, 3 Adjustable Modes, Water Saving Nozzle, for Kitchen and Bathroom (White)

[NEVER USED] Halogen gas detector, fluorine leak detector for air conditioning, automotive refrigerant leak detector, Freon and halogen detection,

Link2Home Smart Alarm Door and Window Sensor (Model: LTHSECCTSEN) for Enhanced Home Security

2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Loud Door Open Alarm 108dB

Portable Carbon Monoxide Meter, Carbon Monoxide Monitor, Carbon Gas Analyzer, Portable CO Gas Tester, 135 x 47 x 25 mm

160° Recessed Motion Sensor Wall Switch for LED and Halogen Bulbs

TCRT5000 infrared reflection sensor, obstacle avoidance tracking module, tracking sensor

160° Recessed Motion Sensor Wall Switch for LED and Halogen Bulbs

Smart Smoke Detector, Fire Alarm, Smoke Alarm with Advanced Photoelectric Sensor, Remote Monitoring via App with 10-Year Battery Life, 85 dB Alarm. 1 Piece

[NEVER USED] AZ Remote Universal Copy Remote Control - 433.92 MHz Signal - Ideal for Gates, Garages, Alarms, and Lights with a Single Remote

Oxygen and gas leak detector with blue digital display 803, 10 + 50 ℃

Door Alarm - Burglar Protection - 5 Different Modes Possible - 130 DB Batteries Included - for Home Security - Burglar Protection - Door Alarm Sensor

Link2Home Smart Wireless PIR Motion Sensor Alarm with Secure PIR Technology (Model: LTHSECPIR)

Gas Detector, High-Precision Portable Fuel Gas Leak Detector PM6310, Explosive Fuel Methane Natural Gas Analyzer Tester Alarm,