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DS18B20 Digital Temperature Sensor
$6.95Light PacketThis DS18B20 Digital temperature sensor is a pre-wired version of the standard "1 Wire" temperature sensor. The sensor is encased in a weatherproof housing and… -
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Ultrasonic Distance Transducer – HC-SR04
$3.95An ultrasonic sensor is an electronic device that measures distance or detects the presence of objects by emitting and receiving ultrasonic sound waves. This specific… -
TMP36 Temperature Sensor
$2.95Light PacketThe TMP36 is an easy to use temperature sensor – an excellent choice for anyone getting started with sensors and microcontrollers! -
Liquid Flow Meter – YF-S201
$12.95This type of flow sensor is used to measure liquid flow within a pipe and is ideally suited for monitoring water consumption in irrigation control… -
BME280 Temperature Humidity Pressure Sensor
$27.95Light PacketBosch has stepped up their game with their new BME280 sensor, an environmental sensor with temperature, barometric pressure and humidity! This sensor is great for… -
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1 Wire Temperature Sensor – DS18B20
$4.95Light PacketThe DS18B20 is a very popular temperature sensor due to its simple wiring, wide temperature range, and accuracy across a wide temperature range. The sensor… -
PIR Motion Sensor – Basic
Original price was: $4.95.$3.50Current price is: $3.50.SaleThis simple PIR sensor is compatible with 3.3 or 5V logic and features an adjustable detection range and output delay, which keeps the output high… -
Magnetic Door Switch – Normally Open
$5.95Light PacketThis simple door switch is based on a magnet and a reed switch. The magnet and the reed switch are both encased in ABS plastic… -
Vibration Switch – SW-520D
$0.50Light PacketA vibration sensor is a simple, low cost, way to detect vibration or tilt in a specific direction. Vibration causes a small metal ball to… -
DHT22 Temperature / Humidity Sensor
$9.95Light PacketThe DHT22 is a basic digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air with… -
Round Force-Sensitive Resistor
$7.95Light PacketA force sensitive resistor (FSR) is a type of resistor that changes its resistance based on the amount of pressure or force applied to it.… -
IR Sensor – 38KHz
$2.95Light PacketThis infrared sensor is tuned to 38KHz – perfect for receiving commands from TV remotes and most other infrared based remote controls. The sensor runs… -
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SparkFun Soil Moisture Sensor
$8.95Light PacketThe SparkFun Soil Moisture Sensor is a simple device designed to measure the moisture content of soil. It uses a very basic resistive sensing principle,… -
MCP9808 High Accuracy Temperature Sensor
$7.95Light PacketWith a typical accuracy of ±0.25°C over the sensor's -40°C to +125°C range and a resolution of 0.0625°C the MXP9808 is extremely precise! The board… -
AM2302 Temperature/Humidity Sensor
$15.95The AM2302 is a great weather sensor package. This uses 1 digital input to the microcontroller and provides temperature accurate to +/- 0.5°C and humidity… -
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Hall Sensor – US1881LUA
$2.95Light PacketThe US1881LUA is a unipolar Hall-effect sensor IC, which is an electronic component used to detect and measure the presence of magnetic fields. These are… -
INA169 Analog DC Current Sensor
$14.95Light PacketThe INA169 will handle voltages of up to 60VDC and continuous current flow of up to 5A. Simply put this in line with the power… -
Mini PIR Motion Detector
$6.95Light PacketThis is the smallest PIR sensor we carry - perfect for detecting motion at a range of up to 3 meters with a 100 degree field… -
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Ultrasonic Distance Transducer – HY-SRF05
$5.95Meet the HY-SRF05 – a longer range, more precise ultrasonic sensor. These sensors use a pulse of ultrasonic sound and listen for a response. Since…