Measures pressure in the atmosphere.Features:Size: approx. 3.6mmx 3.8x 0.93mmAccurate, the absolute minimum accuracy can reach 0.03 hPa, and power consumption is extremely low, only 3 μAPinouts are clearly marked on reverse side of board..
$6.00
GY-271 HMC5883L Electronic Compass Triple Axis Magnetometer SensorPower supply:3V – 5VIO Voltage Level: 3V – 5VCommunication: Standard IIC communication protocolModule Dimensions: 14.35 mm (L) x 13.16 mm (W) x 3.40 mm (H)PCB thickness: 1.60 mmMeasuring range: ± 1.3-8 Gauss
GY-271 HMC5883L Electroni..
$9.00
PIR sensors often referred to as, Passive Infrared or IR motion sensors, enable you to sense motion. Everything emits a small amount of infrared radiation (IR), and the hotter something is, the more radiation it emits. PIR sensors are able to detect a change in average IR levels of their detection z..
$6.50
Three axis gyroscoope and 3 axis accelerometerOperating Voltage Range: 4.3-9V (onboard KB33 low dropout regulator)Gyroscope Range: +/-250, +/-500, +/-1000, +/-2000 °/s Acceleration Range: +/-2g, +/-4g, +/-8g, +/-16g..
$8.00
KY-038 microphone sound sensor module for basic sound level detection, featuring an electric condenser microphone. There are 2 LEDs on board, one is for power and the other corresponding to the digital output. The sensor outputs both an analog and digital output.Pinout:DO: Digital Output (compa..
$2.50
New
H206 Opto-coupler Speed Measuring and Counting SensorThis is a wide voltage range, high resolution, responsive, digital output speed module. It is capable of measuring the rotational speed of the provided wheel accurately and rapidly. It is ideal for applications where one wants to get the rpm of a ..
$2.00
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It is a basic, low-cost digital temperature and humidity sensor. TECHNICAL DETAILSLow cost3 to 5V power and I/O2.5mA max current use during conversion (while requesting data)Good for 0-100% humidity readings with 2-5% accuracyGood for -40 to 80°C temperature readings ±0.5°C accuracyNo mor..
$5.00
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Operating Voltage: 5V DCOperating Current: 15mAMeasure Angle: 15°Ranging Distance: 2cm - 4mThere are only four pins that you need to worry about on the HC-SR04: VCC (Power), Trig (Trigger), Echo (Receive), and GND (Ground). ..
$4.00
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