Circuit Modules & Development Board
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Overview:
The MP-4 methane sensor uses a multi-layer thick film manufacturing process to fabricate a and a metal oxide semiconductor gas sensing layer on both sides of a Al2O3 ceramic substrate, which are packaged in a metal case. The conductivity of the sensor changes when there is a d..
$24.99
Ex Tax:$24.99
Description: This is a DC-DC step-down power module based on MP1584, small size, lightweight, especially for Arduino, smart cars and other items. Features: - Input voltage: 4.5V-24VDC- Output voltage: 1.2-20VDC(Input voltage should be 1.8V higher than the output voltage or more.)- No-load current: l..
$24.99
Ex Tax:$24.99
Description: This is a DC-DC step-down power module based on MP1584, small size, lightweight, especially for Arduino, smart cars and other items. Features: - Input voltage: 7V-30VDC- Output voltage: 1.2-20VDC(Input voltage should be 1.8V higher than the output voltage or more.)- No-load current: les..
$24.99
Ex Tax:$24.99
Feature: Onboard 2W mono amplifier (5V power supply up to 3W) can directly connected speakers (recommended with 4Ω3W speakers), 3.5mm gold-plated headphone jack can be accessed by headphones or external audio. With MicroUSB power supply interface, using mobile bank power or USB charger power suppl..
$16.99
Ex Tax:$16.99
Description: This is a breakout board for Freescale's MPR121QR2. The MPR121 is a capacitive touch sensor controller driven by an I2C interface.The chip can control up to twelve individual electrodes, as well as a simulated thirteenth electrode. The MPR121 also features eight LED driving pins. When t..
$16.99
Ex Tax:$16.99
Features:Mainly I2C, SPI serial communication interfaceSecondary I2C serial interface for third-party sensorsPower supply voltage 3-5VThe color of this board will be purple or blue, we send it randomly.Click to download manualPackage included:10 x Compass Magnetic Field Sensor..
$51.99
Ex Tax:$51.99
Features : - Sensitive material MQ135 gas sensor is used in clean air low conductivity tin oxide (SnO2). When the sensor is kept in their environment In the polluting gases , the conductivity sensor with increasing air pollution in gas concentration increases. - Using a simple circuit can change th..
$24.99
Ex Tax:$24.99
Features:1. Using high-quality dual-panel design, with power indicator and TTL signal output instructions 2. there are four screw holes for easy positioning 3. Analog output voltage with the higher concentration of higher voltage 4. TTL output valid signal is low. (Low-level signal when the output l..
$15.47
Ex Tax:$15.47
Overview: - The gas sensing material used in the MQ-2B gas sensor is tin dioxide (SnO2) with lower conductivity in clean. When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in the increases. The..
$13.99
Ex Tax:$13.99
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Feature:
The sensor has a high sensitivity to alcohol vapors (SnO2), and faster response time.
The sensor can measure low concentrations of alcohol vapor in the air. The sensor may operate at temperatures ranging from -10 to 50 ° C and consumes about 900mA at 5V.
Analog and digital output..
$44.99
Ex Tax:$44.99
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Specification:
- The gas sensing material used in the MQ-4 gas sensor is tin dioxide (SnO2) with low conductivity in clean air.
- When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammab..
$19.99
Ex Tax:$19.99
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Overview: - The gas sensing material used in the MQ-4B methane sensor is tin dioxide (SnO2) with lower conductivity in clean . When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in th..
$13.99
Ex Tax:$13.99