Reviews Wireless Protractor Sensors

AcuRite 01090M Multi-Sensor Thermometer with 3 Indoor/Outdoor Temperature Sensors

  • Multi-zone thermometer tracks temperature in 4 locations in and around your home with 3 remote sensors and display's built-in temperature sensor.
  • Digital display features large, bold digits for easy viewing of indoor and/or outdoor temperatures (Fahrenheit and Celsius).
  • Includes daily high and low temperature records for the display's built-in thermometer and for each of the wireless sensors.
  • Includes a wireless digital display (5.7-Inch height x 2.8-Inch width x 1.8-Inch Depth) and 3 remote weather-resistant temperature sensors (330-foot.
  • Wireless all-weather sensors measure indoor or outdoor temperatures from -40 to 158 degrees Fahrenheit (-40 to 70 degrees Celsius) with precision and accuracy.
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Protractor and Compass for Geometry – Bundle Protractor for Geometry with Compass Metal, 6 Inch Protractor for Woodworking, Protractors Classroom, 180 Degrees Math Protractor, for School and Office

  • Protractors and drawing compass bundle – bundle pack includes 1 plastic protractor and 1 drafting compass – compact with easy comfortable grip for high quality, professional use..
  • Metal protractor – large protractor measures 0 to 180 degree with inch and centimeter marks for easy measuring. 6 inch length clear protractor allows you to see words, letters, figures on pages through the protractor..
  • Protractor and compass – high quality professional metal compass, circle drawing tool creates circles up to 6 inch diameter..
  • 6 inch protractor – easy and user friendly protractor, durable and convenient with hollow design for easy grip and various measuring angles..
  • Wide application – protractors and comopass are suitable for painting, measuring, woodworking, homework, students, and classroom..
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12 Gauge Trip Wire Alarm 4 Way Trip Quad Perimeter Defense Gen 3.0 by Trip Alarm Co. for Camping and Security (Black)

  • 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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ThermoPro TP60S Digital Hygrometer Indoor Outdoor Thermometer Wireless Temperature and Humidity Gauge Monitor Room Thermometer with 200ft/60m Range Humidity Meter

  • Informational: Weather stations wireless indoor outdoor record all time/24 hours max and min temperature and humidity readings.
  • Wireless thermometer indoor outdoor with temperature trend arrows indicates whether it's getting warmer or colder near the remote temperature monitor.
  • Smart Design: Temperature and humidity monitor can display the readings from up to 3 temperature sensors to monitor different locations.
  • Wide Temp & Humid Range: Inside outside thermometer hydrometer measures indoor outdoor temperature and humidity percentages simultaneously.
  • Indoor/outdoor temperature range: -4°F to 158°F (-20°C to 70°C).
  • Hands Free Monitoring: Wireless thermometer outdoor with strong signal penetration humidity sensors to get the temperature and humidity records from 200ft/60m remote range away.
  • Widely Application: Indoor/outdoor hygrometer wireless ensures proper temperature and humidity control, which has important health benefits, thermometer digital can be placed in baby room, nursery, cellar, basement, warehouse and greenhouse.
  • Additional sensors: There are two versions: TP60 with 433MHz sensor and TP60 with 915MHz sensor. B....
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1/4Mile Solar Driveway Alarm System-Up to 50FT Wide Sensor Range 3 Adjustable Sensitivities-Fully Weatherproof Outdoor Motion Sensor&Detector DIY Security Alert System

  • WIDE RANGE OF APPLICATION(Driveway alert,Perimeter alarm and etc)- The infrared detection range of the solar sensors up to 300 feet,that means the infrared sensing terminals can be mounted up to 300 feet apart.
  • and will send a wireless alarm signal back to the wireless alarm receiver up to 1/2 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 the rechargeable 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-No power cables because the sensor is solar powered.
  • no signal cables because the signal is wireless transmission.
  • so the installation time can be as little as a few minute....
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HTZSAFE Solar Wireless Driveway Alarm System- 1/2 Mile Long Transmission Range- 300 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 300 feet,that means the infrared sensing terminals can be mounted up to 300 feet apart.
  • and will send a wireless alarm signal back to the wireless alarm receiver up to 1/2 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 the rechargeable 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-No power cables because the sensor is solar powered.
  • no signal cables because the signal is wireless transmission.
  • so the installation time can be as little as a few minute....
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24 Pack Plastic Protractor Math Protractors 180 Degrees for Angle Measurement,6 Inch Student Math Protractor, Clear

  • High Quality: Made of hard plastic, this clear protractor is thick and durable that it is not easy to snap, but very light and easy to carry..
  • Convenient Reading:The protractor is made of good quality clear plastic which allows you see the words, letters, and figures on page through the protractor..
  • Measure Range:This protractor measures 0 to 180 degrees left to right and right to left, and the minimum accuracy is 1 degree, each 10 degrees have a clear line to distinguish..
  • Extensive Use:This protractor can be applied in painting, measuring, doing math homework, technical drawing, etc. Suitable for students, teachers, office workers, engineers, etc..
  • Unique Design :With hollow center, the student protractor is easy to grip. They are convenient to fix on the paper and books to get the accurate angle and length..
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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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CATEYE - Padrone Digital Bluetooth Cycling Computer (Padrone Digital Magnetless)

  • PADRONE DIGITAL MAGNETLESS: Included dual band ANT+/BLE Speed and Cadence sensors provide an effortless set-up experience without the need to align any magnets..
  • OVERSIZE DISPLAY: The Padrone Digital Wireless shows your cadence and ride stats on a large, 3-row screen with up to four data displays and is also triple wireless upgradable with an optional heart rate sensor so you can capture all the data you need..
  • IPX-7 WATERPROOF: SPD-30 and CDC-30 Magnetless Sensors are waterproof rated to withstand the elements so you can ride on rain or shine..
  • Meet your perfect Training partner: The Padrone Digital Wireless shows your cadence and ride stats on a large, 3-row screen with up to four data displays, and now includes our new ANT+/BLE Magnetless Speed and Cadence Sensors..
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Military Protractor for Land Navigation

  • DURABILITY - Stronger material and thicker then standard issue protractors. Does not become floppy or wear out easily..
  • MULTI SCALE - For with map scales: 1:10,000 1:25,000 1:50,000 1:100,000 1:250,000.
  • PROFESSIONAL USE - Inner protractor is marked in degrees and outer protractor is in mils.
  • MILITARY STANDARD - Equivalent to Graphic Training Aid 5-2-12 Coordinate Scale and Protractor (GTA 5-2-12), the standard issue Army protractor.
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