Reviews Self contained Sensors

Air Shield UV Air Purifier from Advanced Pure Air with True HEPA

  • Unique 9-stage detection, filtration and purification system includes: 1. Air Quality Sensors.
  • Filters pollen, smoke, air pollutants, odors, pet dander and more....
  • Sophisticated dust and odor sensors automatically monitor air quality..
  • System self adjusts based on air quality..
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Freefa 2023 Automatic Self Cleaning Cat Litter Box, 65L+9L Large Capacity Smart Cat Litter Box, Automatic Cat Litter Box, Electric Litter Box for Multiple Cats, No Scoop, App Control

  • ...litter box can work by manual operation or app control. When you are not at home, you can monitor remotely via app. Your house will remain tidy and clean after days out. Also several modes can be set, you can choose auto clean, timing clean or immediate clean..
  • 【BUILT-IN SENSORS 】Equipped with multiple high-precision sensors including hall sensors, approach sensors and weight sensors, the litter box can work precisely and avoid hurting the cats. The auto cleaning will be activated in 15 minutes after the cat gets out, and the auto cleaning process will stop if a cat break-in when it’s working. The litter box will response precisely to the situation changing, keep your cats safe..
  • 【ODOR REMOVAL】 We use the ionic deodorization technology and Ag+ sterilization technology in the litter box system. After cleaning each time, odor removal will be followed once by default. The odor removal system can eliminate up to 99% smells, keep the air fresh and create a comfortable environment for your cats. Your kitties will love this litter box more than you do..
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iSmartAlarm Deluxe Home Security Package | Wireless DIY No Fee IFTTT & Alexa Compatible iOS & Android App | iSA5, White

  • iOS and Android smartphone enabled home security system for standard homes.
  • Free phone alerts, text message alerts, push notifications and email alerts when the system is set off.
  • Do-it-yourself (DIY), Self-monitored and self-controlled product.
  • Easy to add on Door/Window Sensors, Motion Sensors, iCamera and Smart Switch.
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Hillpig Self-Cleaning Cat Litter Box Extra Large Automatic Cat Litter Box with APP Control & Safe Alert & Smart Health Monitor for Multiple Cats [2022 Newest Version]

  • SMART, SIMPLE & SAFE: The Hillpig self-cleaning cat litter box features the APP control to help you manage the cat house to stay clean anytime and....
  • AUTOMATIC CLEANING SYSTEM: Automatic self-cleaning system help you to dump the poops into the trash bag after the cats go out of the litter box. And....
  • SAFE ALERT PROTECTION: Built-in LED safe alerts allow you to know the operating status. Multiple secure sensors assure the emergency braking will be....
  • HEALTH MONITOR FOR YOUR CATS: The smart sensors sync data to your phone allowing you to track its times of use, and also the litter capacity. So you....
  • NO MORE STICKY POOPS: Our Hillpig automatic cat litter box applied the newest self-clean design but not the typical rotating filter. So the poops will....
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SunFounder Ultimate Sensor Kit Compatible with Arduino R3 Mega2560 Mega328 Nano - Including 98 Page Instructions Book

  • Premium SunFounder kit of up to 37 self-designed sensor modules compatible with Arduino for you to learn basic knowledge for coding and sensors..
  • With detailed user manual containing 35 projects, covering description and breadboard images.
  • provides code, Fritzing images, datasheets, and so on..
  • The user manual [PDF] can be downloaded from Technical Specification in the Product Information..
  • Well-designed case for with 8 grids for storing the components by category.
  • with anti-reverse cables (pin socket soldered on the modules)..
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SunFounder Ultimate 2560 Sensor Kit V2.0 Compatible with Arduino R3 Mega2560 Mega328 Nano - Including 98 Page Instructions Book

  • Premium SunFounder kit of up to 37 self-designed sensor modules compatible with Arduino for you to learn basic knowledge for coding and sensors..
  • With detailed user manual containing 35 projects, covering description and breadboard images.
  • provides code, Fritzing images, datasheets, and so on..
  • The user manual [PDF] can be downloaded from Technical Specification in the Product Information..
  • Well-designed case for with 8 grids for storing the components by category.
  • with anti-reverse cables (pin socket soldered on the modules)..
  • The latest Sunfounder 2560 development board is included..
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Cassida 5520 UV/MG - USA Money Counter with ValuCount UV/MG/IR Counterfeit Detection Add and Batch Modes - Large LCD Display & Fast Counting Speed 1,300 Notes/Minute

  • Counts 1,300 bills per minute,Specifications: Authenticates bills using ultraviolet (5520 UV) and magnetic (5520 UV/MG) sensors.
  • Operating Modes: count, count, add, and batch Modes.
  • add + batch mode. Infrared detectors ensure that bills are counted accurately and avoid errors such as chains, double bills and half notes.
  • Infrared sensors detect chain, double, and half notes,Dimensions unit: 10.9''w x 9.9''d x 6.2''h (277mm x 251mm x 157mm).
  • Snap-open front cover, self-diagnostic system, and self-lubricating bearings.
  • Batch presets Plus programmable 1-101.Capacity- Hopper - 100 Bills Stacker - 100 Bills .Bill Loading Style: Back Loader.
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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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HIAORS Gy6 Ignition Coil AC CDI Box Solenoid Relay Voltage Regulator Spark Plug for Tomberlin Crossfire 150R American Sportworks 150 GTS 150cc Go karts Gy6 150cc Engine Scooter Moped Part

  • Stock replacement type ignition system is self-contained and fits under the stock timer cover.
  • Unique hall-effect sensors are impervious to dirt and oil.
  • Timing changes less than 3 from 0-8000 rpm.
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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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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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ESP8266 ESP-12E NodeMcu Lua WiFi Module Connector Development Board, for Arduino IDE Micropython

  • ESP8266 CP2102 NodeMCU ESP-12E WIFI serial wireless module is an open source Lua based firmware, ultra low cost WI-FI modules, development boards for rapid prototyping, integrated with ESP8266 WIFI chips..
  • Use interactive Lua scripts to write hardware code for Arduino, it offers a complete and self-contained Wi-Fi networking solution..
  • ESP8266 has powerful on-board processing and storage capabilities that allow it to be integrated with the sensors and other application specific devices through its GPIO..
  • The NodeMCU ESP8266 development board programming model is similar to that of Node.js, more open source and interactive, programmable, simple, 4-layer PCB design, small size..
  • The has integrating GPIO, PWM, IIC, 1-Wire and ADC all in one board, without having to press the flash and reset buttons before each flash operation,simultaneity support smart link smart networking..
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