Reviews Range Detection Sensors

HTZSAFE Solar Wireless Driveway Alarm System- 1/4 Mile Long Transmission Range- 190 Feet Wide Sensor Range- No Wiring No Need Replace Battery- Outdoor Weatherproof DIY Security Perimeter Alert System

WIDE RANGE OF APPLICATION(Driveway alert,Perimeter alarm and etc)- The infrared detection range of the solar sensors up to 190 feet,that means the infrared sensing terminals can be mounted up to 190 feet apart.
and will send a wireless alarm signal back to the wireless alarm receiver up to 1/4 mile away anytime someone passes between the solar sensors(Actual range will vary depending on the local terrain).
NO WIRING NO NEED TO REPLACe BATTERIES- The sensors are self-powered by solar recharged lithium ion batteries.
no need sunlight,the nature light on cloudy and rainy days also can charge the batteries normally.
requires no wiring(both the power cables and signal cables).
LOWER FALSE ALARM RATE-The use of active and multiple infrared beams reduce false alarms from small animals and small objects such as birds and falling leaves.
super infrared penetrating power reduce false alarms from the bad weather such as rain/fog/snow.
infrared analysis technology reduce false alarms from the other nature light sources interference such as sunlight.
DIY DESIGN,SUPER EASY TO SET UP IN MINUTES-The KIT has been programmed already before shipped.
no power cables because the sensor is solar powered.
no signal cables because the signal is wireless transmission.

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1/2 Mile Long Range Wireless Driveway Alarm Outdoor Weather Resistant Motion Sensor&Detector--Home&Office DIY Security Alert System--Monitor&Protect Outdoor/Indoor Property - 1 Receiver and 3 Sensors

WIDE RANGE OF APPLICATIONS : The wireless weather resistant motion sensor can be used to monitor&protect your outdoor/indoor property. Such as....
1/2 MILE LONG WIRELESS TRANSMISSION RANGE : Both the motion sensor and plug-in receiver pick up alarm signals up to 1/2 mile away(actual range will....
50-FT WIDE MOTION DETECTION RANGE : The motion sensor will detect moving people or vehicles from 35 feet to 50 feet in front of it. Improved motion....
PLUG&PLAY,SUPER EASY TO INSTALL : Power on the motion sensor by 3pcs AA 1.5V Alkaline batteries(the package does not include the batteries) and plug....
FULLY EXPANDBLE SYSTEM&GUARANTEED 2-YEARS WARRANTY - The unit includes one plug-in receiver and two motion sensors. Expandable up to 32 sensors and....

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OUVOPO Wireless Driveway Alarm, Motion Sensor Alarm, 100m Long Distance Signal Transmission, Home Security Alarm System Motion Sensor Doorbell Chime Tunes, 1 Receiver and 2 Motion Detector

✔ Wireless Long Distance transmission- Communication range up to 220 feet from each motion sensor to the receiver. Cars, people and animals can be detected within 24ft/8M of each detector's angled eye..
✔ Easy to Install & DIY - Takes only a few minutes to set up. Motion sensor alarm systems can be mount to posts, walls, fences. Simply place your sensor/or multiple sensors (expandable up to 5 sensors) anywhere..
✔ Wide Range of Uses - Motion detection is an essential part of any home security solution. The wireless driveway alarm motion sensor can be used to monitor& protect your indoor property. Such as driveway, front porch, gate, pool, garage, mailbox, shed and etc. Great for home, business,and office..
✔Two Alert Option - You can choose alarm/ Doorbell chime mode with this motion sensor alarm system. Be alerted to visitors, scare off unwanted intruders, take good care of your parents when they get up at night, or even know when your children have accessed restricted areas..
✔Fully Expandable and 2 years warranty - The unit includes one USB receiver(Adapter not included) and two motion sensors. Expandable up to 8 sensors and unlimited receivers for complete coverage of your indoor property..

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ORIA Refrigerator Thermometer Wireless Digital Freezer Thermometer with 2 Wireless Sensors Audible Alarm Min and Max Display LCD Display for Home Restaurants Bars Black

【Note】1. The host and the transmitter can receive good reception within 100 meters of the unobstructed distance. Indoor temperature detection....
【Alarm Alert】 The wireless refrigerator temperature with audible alarm, you can set the maximum and minimum alarm value manually. It can ring when....
【Transmission Range】 The indoor/outdoor thermometer range.
【2 Sensors & 6 Button Use】 With 2 remote sensors, the wireless fridge thermometer can display indoor temperature and 2 groups of outdoor....
【Heartwarming Reminder】 If there are any problems with the use or function of the product, or if the product is defective/damaged, please contact....

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Driveway Alarm, Outdoor Waterproof Motion Sensor, Wireless Driveway Alarm System, 2 PIR Motion Detectors & 1 Receiver, Expandable House Alarm Systems for Home & Property

... alarm, burglar alarm, perimeter alarm, etc..
[Long Distance Wireless]: The perimeter alarm is sensitive to detect motion from vehicles or people. Under ideal conditions, the wireless range from the detector to the receiver is up to 1500ft/450m(actual range will vary depending on the local terrain). And the sensors' detection range is up to 20-40 feet..
[Fully Expandable System]: The receiver hub has 4 zones, and each zone can pair 2 motion senors. More importantly, these 4 zones have different tunes, through the tunes, you can know which area's sensor is triggered. You can add multiple sets of receivers and sensors to form a home alarm system to better protect your family and property..
[Easy to Install]: Our motion detector is beautiful, compact and portable. Small size, great function. Of course, it is very easy to install..
[Proven Quality]: Our motion sensor alarm can provide security for your family and property. And if you have any question about our product, please feel free to contact us directly at any time, we will provide you with quality after-sales service..

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QIANS Digital Manometer, Professional Air Pressure Meter with High Precision, Wide Range and High Resolution Used in Natural Gas Pipelines, Air Conditioning and Multiple Detection

【Good design】The instrument is designed with imported pressure sensors, high precision ADC and low power consumption MCU.
【Practical】It features professional digital pressure gauge with high precision, wide range, high resolution, large screen display and indoor temperature measurement.
【Dual Tube Connectors】With a single channel it is possible to quickly measure the current detection pressure value (relative to the current atmospheric pressure), whereas the dual channel allows simultaneous detection of the pressure difference between the two detection ports, comes with Positive & Negative pressure tube connectors..
【High Accuracy & Resolution】The digital manometer can measure ± 2.999Psi/ (0.001 resolution) with accuracy ±0.3% in full scale..
【Wide Applications】This product can be extensively used in natural gas pipelines, air conditioning and refrigeration ventilation systems, mechanical hydraulics, plastic molding, ceramic products manufacturing, biopharmaceutical molding, mining pressure testing, petrochemical Industrial smelting, gas, liquid and production industrial equipment pressure detection, liquid level detection, Laboratory calibration, medical environment micro-pressure testing, etc..

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Sensor Motion Repl 180 Deg BRZ

Super Easy To Install And Customize: Install this wireless outdoor motion alert system in just a few minutes! Simply place your sensor(s) (expands up to 8) anywhere on your property, and get a customized in-home chime the second a person, vehicle or large animal moves within 30 feet of your detection zone! For more information, please read the included instructions and Quick Start Guide carefully before use..
[100% Satisfaction ] Love it or your money back! We provide a lifetime service for our outdoor motion sensor. Please feel free to contact us if you have any questions or concerns about your purchase..

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Ideal Security Motion Sensor Alarm

Motion Alarm: Designed to suit your specific security needs, this motion sensor has an alarm system that alerts in response to any movement..
Easy to Install Anywhere: Motion Sensor and alarm units are battery operated (Batteries not included)..
Scalable Design: The alarm system for home security is wireless and up to 50 door sensors can be linked..
Wireless Alarm System: With a transmission range of up to 390 feet and a detection range of up to 26 feet, this motion alarm sensor with LEDs can be used indoors or outdoors if it's protected from the elements..
Set Includes: This security alarm system includes 1 PIR motion sensor unit and an alarm unit.

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Dogtek Sonic Bird House Bark Control Outdoor/Indoor - New Version

New Version for 2020 - Improved bark detection reliability and improved battery life.
3 built-in bark sensors + 1 XL ultrasonic loudspeaker.
Water resistant and durable for outdoor as well as indoor use.

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