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Description: Here's a handy a rduino shield: we've had a lot of people looking for a&..
The Soil Moisture Sensor uses
capacitance to measure the water content of soil (by measuring the
dielectric permittivity of the soil, which is a function of..
Description The power supply is isolated power modules, it has a temperature Protection, overcurrent protection and short circuit full p..
description- Due to product batch is different, color may be different, we will random shipment.- Cable material- pure copper wire, PVC, Good conductivity, repe..
100% Brand new and high quality Jumper Wire Dupont Cable 120pcs 30cm 2.54mm Dupont Line Male-Male + Male-Female + Female-Female Jumper W..
37-in-1 Sensor Module Kit Package Include:1 x Small passive buzzer module1 x 2-color LED module1 x Hit sensor module1 x Vibration switch module1 x Photo re..
FeaturesProduct Name : Membrane Switch;Key Type : 1x4;Voltage : DC 12VCurrent : 30mA;Contact Resistance : >=100 Ohm;Force : 250-350gContact Bounce : >1s;P..
Description:Use imported groove coupler sensorUsing a wide voltage LM393 comparatorWith signal output indication light. When the ouput is high level, the?indica..
Product description: 1, The module complies with international safety standards, control area load area isolation groove; 2, Genuine relay Songle;&nbs..
FeaturesProvide two-way communication capabilityVCCA side support voltage: 1.2V-3.6VVCCB side support voltage: 1.65v-5.5vCan provide..
Product Introduction: 1.Voltage:3.3V 2.Current:800MA 3.Size:8.6*12.33mm ..
Mega 2560 R3 Board 2012 Offcial Version with ATMega 2560 ATMega16U2 Chip for Arduino Integrated Driver Features: Microcontroller &..
Arduino Uno is a microcontroller board based on the ATmega328P (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 ..
Item Description4 Four Channel relay module with opto-isolated, compatible with 3.3V and 5v signal, high voltage relayBaby parameters Specifica..
The DHT22 is a basic, low-cost
digital temperature and humidity sensor. It uses a capacitive humidity
sensor and a thermistor to measure the surrounding air..
Heating voltage: 5±0.2V (AC -• DC) Working current: 5-10mA The detection concentration range: PH0-14 The detection range of temperature: 0-80 cen..
Features11 digital input/output pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0)1 analog input(3.2V max input)a Micro USB connectionComp..
Compatible with 3.3v or 5v I/O Arduino Board.Frequency Band: 433MHz / 868 MHZ or 915 MHZ (Pre-configure in factory)Low power consumptionCompatible with Arduino ..
Description:Full integration on one board: Mega R3 ATmega2560 and WiFi ESP8266 with memory 32Mb.All of the modules can work together or each separately. And eve..
RC522 chip MF RC522 is applied to the highly integrated read and write 13.56MHz contactless communication card chip, launched by the company for the ..
Support Micro SD Card, Micro SDHC card (high-speed card)The level conversion circuit board that can interface level is 5V or 3.3VCommunication interface is a st..
DescriptionFeatures: 1. to 4 bidirectional DC motors and 4 PWM speed controllers (approximately 0.5% resolution) 2. Up to 2 stepper motor forward and ..
MQ-2 gas sensor sensitive material used in the clean air low conductivity tin oxide (SnO2). When there is the environment in which the combustible gas sensor, c..
Main chip: LM393,MQ-135 gas sensorOperating voltage: DC 5VWith signal output indicator instructions.Dual signal output (analog output, and TTL level output).TTL..