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Alcohol Ethanol Sensor MQ3

LKR 390.00
01. Type: Gas Sensor (Alcohol / Ethanol Detector) 02. Model: MQ-3 03. Operating Voltage: (DC) 3V - 5V. 04. Analog Output: 0V - 5V higher concentration results in higher voltage. 05. Digital Output: TTL output for microcontrollers. 06. PCB Size: 32mm x 22mm x 22mm

Analog to Digital PCF8591 Converter Module

LKR 240.00
Low Standby Current via I2C-bus serial input / output PCF8591 by 3 hardware address pins addressing PCF8591 I2C bus speed sampling rate decision 4 programmable analog inputs for single-ended or differential inputs auto increment channel selection PCF8591 analog voltage range from VSS to VDD PCF8591 built-in track and hold circuit

Barometric Pressure Sensor BMP280

LKR 240.00
Specification: Power supply: 3 V to 5 V Communication: I2C or SPI Pressure accuracy: ± 1 hPa Temperature Accuracy: ± 1.0 ° C Dimensions: 19.2mm x 17.9mm x 2.9mm / 0.8 "x 0.7" x 0.1 " Weight: 1.3 g.

Barometric Pressure Sensor Module BMP180 GY68

LKR 190.00
Pressure range: 300~1100hPa (elevation of 9000 meters to -500 meters) Power supply voltage: 1.8V~3.6V (VDDA), 1.62V~3.6V (VDDD) LCC8 package: leadless ceramic carrier package (LCC) Size: 3.6 x 3.8 x 0.93mm Low power consumption: 5μA in standard mode High precision: low power mode, the resolution of 0.06hPa (0.5m) In high linear mode, the resolution is 0.03hPa (0.25m)Temperature output I2C interface Temperature compensation Lead free, comply with RoHS specification MSL 1 reaction time: 7.5ms Standby current: 0.1 A No external clock circuit is required

Capacitive Touch Sensor

LKR 160.00
Features: * Low power consumption * Power supply for 2 ~ 5.5V DC * Can replace the traditional touch of a button * Four M2 screws positioning holes for easy installation

Carbon monoxide gas MQ7 sensor

LKR 390.00
Testing gas: Carbon Monoxide Detection of concentration: 10-1000ppmCO Loop voltage: 10V DC Heater voltage: 5V±0.2V ACorDC(high), 1.5V±0.1V ACorDC(low) Load resistance: adjustable Heating resistor: 31±3(indoor temperature) Heating dissipation: 350mW Sensitive part surface resistance: 2K-20K Sensitivity: Rs(in air)/Rs(100ppmCO)5 Concentration gradient: 0.6 Temperature, humidity: 20±2, 65%±5%RH Standard test circuit: Vc: 5v ±0.1v, Vh(high): 5v ±0.1v, Vh(low): 1.5v ±0.1v

Color Sensor GY-31 TCS230 TCS3200

LKR 740.00
Specification: Chip: TCS230 Input voltage: DC 3V-5V Output frequency voltage: 0 ~ 5V Use bright white LED lights can be connected directly with Microcontroller Static detection of the measured object color Best detection distance: 1cm

Color Sensor TCS34725 module

LKR 490.00
Applications: 1. RGB LED Backlight Control 2. Light Color Temperature Measurement 3. Ambient Light Sensing for Display Backlight Control 4. Fluid and Gas Analysis 5. Product Color Verification and Sorting

Compass + Atmospheric pressure module GY-652

LKR 1,090.00
Features:Name: electronic compass atmospheric pressure module (three-axis magnetic field + pressure) Model: GY-652 The use of chip: HMC5983 + BMP180 Power supply :3-5v (internal low dropout regulator) Communication modes: standard IIC communication protocol)

Compass 3 Axis Accelerometer + 3 Axis Magnetometer Module LSM303DLHC GY-511 Module

LKR 510.00
Model: GY - 511 Size: 14.5 mm * 20.5 mm Name: LSM303DLHC module (triaxial magnetic field + triaxial acceleration) Use chip: LSM303DLHC Power supply: 3-5v (internal low voltage differential regulator) Communication mode: standard IIC communication protocol Magnetic field range: ±1.3 /± 1.9 /± 2.5 /± 4.0 /± 4.7 / 5.6 mm / 8.1 mm gauss Acceleration range: ±2 g/±4 g/±8 g

Compass Magnetometer Module

LKR 390.00
1. Immersion Gold PCB, machine welding process to ensure quality. 2. Name: HMC5883L module (three-axis magnetic field module). 3. Use the chip: HMC5883L. 4. Power supply :3-5v. 5. Communication modes: standard IIC communication protocol. 6. Measuring range: ± 1.3-8 Gauss.

Current Sensor Module ACS712 (5A)

LKR 390.00
1. The current sensor chips: ACS712ELC-05B. 2. pin 5V power supply, on-board power indicator. 3. the module can be measured plus or minus 5 amps, corresponding to the analog output of 185 mV / A. 4. there is no the detection current through, the output voltage is VCC / 2. 5. PCB board size: 31 (mm) x13 (mm). Note: ACS712 Hall detection principle, when you use to avoid magnetic field impact this!