using relay with arduino

Brand Name:OEM

Model Number:OKY3442

Place of Origin:Guangdong China(Mainland)

Soil Temperature And Humidity Detection Sensor Module Arduino Module Description porduct name Soil Temperature And Humidity Sensor description This is a simple water sensor can be used to detect soil moisture when the soil moisture deficit module plant ...

Brand Name:Okynewstar

Model Number:16x2 lcd display

Place of Origin:Guangdong,China(mainland)

HD44780 Controller Display Module for Arduino 1602 LCD Module Specifications: Controller Equivalent LCD LCM Type Characters Size 80mm x 36mm x 10mm Viewing Area Size 64.5mm x 15mm Copper thickness 0.5-4.0oz Commonly Used In Copiers, Fax,Machines, Laser ...

Brand Name:OEM

Model Number:Module for arduino

Place of Origin:China

... and more Fast response and recovery Good steadiness and long service life Great for home or factory gas leakage detection Use for Detecting: Combustible gas such as LPG, butane, methane, alcohol, propane, hydrogen, smoke, etc Detecting Range: 300 to

Brand Name:OEM

Model Number:oky3243

Place of Origin:Guangdong China (Mainland)

L3G4200D Three Axis Accelerometer Digital Gyroscope Sensor Module for Arduino Description: Using chips: L3G4200D Power supply :3-5v Name: L3G4200D modules (three-axis gyroscope module) Communication: IIC / SPI communication protocol ...

Brand Name:OEM

Model Number:OKY3203

Place of Origin:Guangdong China(Mainland)

... bag Material PCB Type: Logic ICs Color Black Product Features: 1>. the use of plug-in full-color LED 2>. RGB trichromatic limiting resistor to prevent burnout 3>. through the PWM adjusting three primary colors can be mixed to ...

Brand Name:oem

Model Number:oky3502-3

Place of Origin:Guangdong China (Mainland)

...-36V continuously adjustable Output Current: 0-5A, is recommended in 4.5A Output Power: 75W use recommendations within more than 50W, please add heat sink Working temperature: -40 to + 85 degrees Operating frequency: 180KHz Conversion efficiency: up to ...

Brand Name:OKYSTAR

Model Number:OKY3471-1

Place of Origin:Guangdong China(Mainland)

... Rate Arduino Sensor Module For Smart Home Project Smart Home Project Black Pulse Heartbeat Heart Rate Sensor Module Description: The Black Pulse Heartbeat Heart Rate Sensor Module is a plug-and-play heart rate sensor. It can be used by students, artists...

Brand Name:OEM

Model Number:OKY3477

Place of Origin:Guangdong China(Mainland)

...Arduino Uno Module Equipment Dual Output Description This is module has two 10K potentiometers in one module. In most applications you will only require three connections to your open source board (i.e., VCC, GND and Output A/B). This dual potentiometer can be used...

Brand Name:Oky Newstar

Model Number:OKY3055

Place of Origin:Guangdong China (Mainland)

Arduino sensor is for science kits for kids,science projects,robot car on high school,primary school,secondary school Specifications: 1. The use of five-way flame sensor design, detection range (ordinary single flame sensor detection range of about 30 °, ...

Brand Name:Oky Newstar

Model Number:OKY2003

Place of Origin:Guangdong China (Mainland)

... in accordance with the requirements and their modified, download the program is simple and convenient. Can simply use sensors, all kinds of electronic components connection (such as: LED lights, buzzer, buttons, photoresistance, etc.), make all sorts of

Brand Name:Oky Newstar

Model Number:OKY3227

Place of Origin:Guangdong China (Mainland)

...Arduino Sensor Module With Fixed Bolt Hole Description: 1.Sensor can sense changes in body angle 2.Adjustable sensitivity (shown in blue digital potentiometer adjustment) 3.With fixed bolt hole for easy installation 4.Power indicator (red) and the digital switch output indicator (green) 5.Using...

Brand Name:Oky Newstar

Model Number:OKY3138

Place of Origin:Guangdong China (Mainland)

...Arduino Sound Detection Module Electric Condenser Microphone 37 X 18mm Size Description: 1.Signal output indication. 2.Single channel signal output. 3.The output effective signal is low level. 4.When there is sound,outputs low level and the signal light. 5.Can be used...

Brand Name:Oky Newstar

Model Number:OKY3370-1

Place of Origin:Guangdong China (Mainland)

ESP32-Bit Module Development Board Wifi Blueooth Module CP2102 Chip Description: 1. The use of CP2102 as the bottom of the USB to serial, super stable. 2. Support a key to download, eliminating the tedious operation 3. Support ESP32-Bit and other modules...

Brand Name:Oky Newstar

Model Number:OKY3369

Place of Origin:Guangdong China (Mainland)

...Arduino Description: The shield is designed based on esp8266 by Espressif Systems, pin-compatible with UNO/Mega2560 DevBorad. WiFi module is industrial-grade chips ESP8266 which is ESP-13 with metal shield, strong anti-interference ability; Shield is pin-compatible with Uno, Mega2560 and other control board. A voltage converter chip is used...

Brand Name:OKY NEWSTAR

Model Number:OKY4002

Place of Origin:Guangdong China (Mainland)

... Backlight 16x2 for arduino Product Description Brand new and high quality. LCD display module with blue blacklight. Wide viewing angle and high contrast. Built-in industry standard HD44780 equivalent LCD controller. Commonly used in: copiers, fax machines...

Brand Name:OKY NEWSTAR

Model Number:OKY3053

Place of Origin:Guangdong China (Mainland)

3.3V-5V Digital IR Infrared Flame Thermal Temperature Sensor For Arduino Weight 5g Product Description 1.This module is sensitive to the flame, but also can detect ordinary light. Usually used as a flame alarm. On board, digital output interface can be ...

Brand Name:OKY NEWSTAR

Model Number:OKY3062-7

Place of Origin:Guangdong China (Mainland)

... in FSR film sensor area pressure into the change of the resistance value, thus for pressure information.The lower the pressure, the greater the resistance.Allow its use in place of pressure 100 g – 10 kg.The

Brand Name:OEM

Model Number:OKY4030

Place of Origin:Guangdong China (Mainland)

...240X320 TFT Display Module Compatible with 5110 4IO For Arduino ​ Product Details: 2.2-inch color screen,support 65K color display,display rich colors 320X240 resolution, clear display Using the SPI serial bus, it only takes a few IOs to illuminate the ...

Brand Name:OEM

Model Number:OKY3457-1

Place of Origin:Guangdong, China

OKYSTAR GY-30 Digital Light Intensity Sensor BH1750FVI for Arduino Description ROHM chip using original BH1750FVI Power supply: 3-5v Light range: 0-65535 lx Sensors built 16bitAD converter Direct digital ...

Brand Name:OEM/ODM

Model Number:OKY3402-0

Place of Origin:China

...Arduino Description: 1. Onboard TP4056 lithium battery charging management chip; 2. The onboard MINI USB head can be directly connected to the computer USB port; 3. The charging board can also be powered by (IN+ and IN-) pin headers; 4. Reserve the TEM pin header, which can be used...