High Sensitive Microphone Sound Sensor Detection Module

RC522 RFID Card Reader Module Kit Android NFC supported

Specification: Module Name: MF522-ED Working current：13—26mA/ DC 3.3V Standby current：10-13mA/DC 3.3V sleeping current：<80uA peak current：<30mA Working frequency：13.56MHz Card reading distance ：0～60mm（mifare1 card） Protocol：SPI data communication speed：Maximum 10Mbit/s

Optical Dust Sensor - GP2Y1010AU0F

Supply voltage: 5-7V Operating temperature: -10-65 Celsius degree Consumption current:20mA max GP2Y1010AU0F is a dust sensor by optical sensing system

9 Degrees of Freedom Breakout- MPU9150

The 9DOF MPU-9150 is the world’s first 9-axis MotionTracking MEMS device designed for the low power, low cost, and high performance requirements of consumer electronics equipment including smartphones, tablets and wearable sensors. And guess what? You get to play with it.

NJK-5002C Hall Effect Proximity Sensor

NJK-5002C Hall Effect Sensor Proximity Switch NPN 3-Wires Normally Open 

9 Degrees of Freedom Breakout- MPU9250

9-Axis Gyro + Accelerator + Magnetometer Sensor Module MPU-9250   Features and Specifications: Chip: MPU9250; Power voltage: 3~5V Communication mode: I2C / SPI Gyro range: +/-250, +/-500, +/-1000, +/-2000dps Accelerator range: +/-2G, +/-4G, +/-8G, +/-16G Magnetometer range: +/-4800uF Pin spacing : 2.54mm

Weighing Sensor 24 Bit HX711 Dual-Channel

Weighing Sensor 24 Bit HX711 Dual-Channel Precision A/D Module Pressure Sensor. This module uses 24 high precision A/D converter chip HX711. It is a specially designed for the high precision electronic scale design, with two analog input channel, the internal integration of 128 times the programmable gain amplifier. 

Knock Sensor Module KY-031 For Arduino ,PIC, AVR, Raspberry pi

Description knock sensor module and a digital interface, built-in LED build a simple circuit to produce percussion flasher.Interface comes with digital LED, will knock sensor connected digital 3 interface, when percussion sensor senses measure to percussive signals, LED flashing light.

Ultrasonic Transducer Waterproof Distance Measuring Sensor Module

Specification: Electrical parameters: JSN-SR04T Operating voltage: DC 5V Quiescent current: 5mA Total current work: 30mA Acoustic emission frequency: 40khz Farthest distance: 4.5m Blind: 25cm 

Piezo Element

MQ-4 Methane Natural Gas Sensor

MQ-4 Methane Natural Gas Sensor

Formaldehyde/ Formalin Detection Sensor

VOC gas sensors are used to detect formaldehyde, toluene, benzene, etc., is a type of semiconductor sensors, it is widely used in ventilation, ventilation fans, air filters, hood, hood and other equipment. With high sensitivity and stability, able to detect more than 0.1ppm gas, air suitable for detecting a variety of volatile organic components...

Humidity Detection Sensor Module Rain Detection for Arduino

Humidity Detection Sensor Module Rain Detection for Arduino

Slide Potentiometer 10K Linear Module Dual Output for Arduino

Honeywell HMC5983 Temperature Compensated Three-Axis Digital Compass

The HMC5983 includes our state-of-the-art, high-resolution HMC118X series magnetoresistive sensors plus an ASIC containing amplification, automatic degaussing strap drivers, offset cancellation, and a 12-bit ADC that enables 1° to 2° compass heading accuracy. The I²C or SPI serial bus allows for easy interface.

5 Way Flame/Fire Sensor

5 Way Flame Sensor Module Digital Analog Output Fire extinguisher Robot Arduino  

IR Infrared Obstacle Avoidance Sensor Module

HC-020K Double Speed Measuring Module With Speed Encoder Kit

Description:Working voltage: 4.5V to 5.5 V.Transmit tube pressure drop: Vf = 1.6 VTransmit tube current: 20 mASignal output: A, B two way; The TTL levelDistinguish precision: 0.01 mmMeasurement frequency, 100 KHZEncoder diameter: 24 mmEncoder type D hole diameter: 4 mmThe encoder resolution: 20 line

Geiger Counter Kit Nuclear Radiation Detector Gamma Ray Build Radiation Monitoring Station

Specifications: Name:Radiation Detector system Model:508295 Geiger tube parameters: Technical parameters diameter:Φ10±0.5mm

Reference: Venus GPS Sparkfun

Brand: SparkFun Electronics

Venus GPS with SMA Connector

Features: Up to 20Hz update rate -148dBm cold start sensitivity -165dBm tracking sensitivity 29 second cold start TTFF 3.5 second TTFF with AGPS 1 second hot start 2.5m accuracy Multipath detection and suppression Jamming detection and mitigation SBAS (WAAS / EGNOS) support 67mW full power navigation Works directly with active or passive antenna

US-015 Ultrasonic Module Distance Measuring Transducer Sensor

  Features: Working voltage: DC 5 V Static current: 3 mA Working temperature: 0 ~ + 70° Output way: GPIO Induction Angle: Less than 15° Detection range:2 cm to 400 cm Detecting precision: 0.3 cm + 1% Sensor size: Approx. 45 x 20 x 1.6mm Hole diameter: Approx. 1mm

HX1838 NEC Code Infrared Remote Control Module DIY Kit

HX1838 NEC Code Infrared Remote Control Module DIY Kit

TCRT5000L Reflective Optical Sensor

The TCRT5000 and TCRT5000L are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. The package includes two mounting clips. TCRT5000L is the long lead version.

DHT22 Digital Temperature Humidity Sensor Module

GY-87 10DOF MPU6050 HMC5883L BMP180 Sensor Module

MQ-3 Alcohol Gas Sensor

MQ-3 Alcohol Ethanol Sensor Breath Gas Detector Ethanol Detection For Arduino

HR202 Humidity Detection Sensor Module

GUVA-S12SD UV Detection Sensor Module

GUVA-S12SD UV Detection Sensor Module Light Sensor 240nm-370nm For Arduino  

Digital PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable

This digital pen style PH meter is an ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food, beverage etc.This PH meter is highly efficient and accurate due to its advanced microprocessor technology.Big LCD display screen which has great waterproof performance and let you easily read the displayed value....

FM Transmitter Module Wireless Microphone Surveillance Frequency 88-108MHz

FM Transmitter Module Wireless Microphone Surveillance Frequency 88-108MHz

GY-ML8511 Ultraviolet Light UV Sensor Module