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TTL MODBUS 0.4inch 4-Bit Red Digital Tube LED Display Screen Module TTL Control for Arduino 1.Description: It is a TTL digital tube. This module has a built-in driver, which can be controlled by the user by sending instructions only. 2.Feature: 1>.It comes with a four-digit 0.4-inch scree... $10.59 SKU: GY18124
$10.59

RS485 Modbus-RTU 12V 1Bit Relay Module 1-Channel Switch Controller for Arduino 1.Description: It is a 1 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface. 2.Feature: 1>.Modbus serial communication 2>.Relay switc... $11.59 SKU: GY18123
$11.59

RS485 Modbus-RTU 12V 3Bit Relay Module 3-Channel Switch Controller for Arduino 1.Description: It is a 3 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,3 input and output. 2.Feature: 1>.Modbus serial communication ... $14.99 SKU: GY18121
$14.99

RS485 Modbus-RTU 12V 4Bit Relay Module 4-Channel Switch Controller for Arduino 1.Description: It is a 4 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,4 input and output. 2.Feature: 1>.Modbus serial communication ... $15.79 SKU: GY18120
$15.79

DC-DC 35W 4A Adjustable Automatic Buck Boost Power Supply Module CCCV Step UP DOWN Voltage Converter Solar Charging 1.Description: XY-SK35Y is a DC adjustable constant voltage constant current automatic buck-boost power supply module with LCD display.HD display input voltage and output voltage, current, power, display status, capacit... $11.19
~~$15.99~~ SKU: GY18117
$11.19
~~$15.99~~
(1 Feedback) 31

JSN-SR04T Integrated Ultrasonic Distance Measuring Sensor Module Waterproof Transducer Sensor 1.Description: It is a integrated ultrasonic ranging module. This product adopts industrial-grade integrated ultrasonic probe design, waterproof type, stable performance. 2.Feature: 1>.It has stron... $9.09
~~$12.99~~ SKU: GY18074
$9.09
~~$12.99~~
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DC 5V PCM5102 DAC Decoder I2S Voice Playback Module for Raspberry Pi 1.Description: It is a PCM5102 DAC decoder module. This board does not need to be connected to the MCLK chip.The internal PLL up-frequency generates MCLK clock, which is much better than using asynchronous clock. The int... $8.11
~~$11.59~~ SKU: GY18073
$8.11
~~$11.59~~
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DC 5V PCM5122 DAC Sound Card Decoder I2S Voice Playback Module for Raspberry Pi 1.Description: It is a HIFI DAC expansion board.This is a special expansion board designed for Raspberry Pi B+. It used DAC chip (PCM5122), I2S interface, non-USB interface, and can support hardware control volume. Af... $16.79
~~$23.99~~ SKU: GY18071
$16.79
~~$23.99~~
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IoT Development Board ESP8266 Wireless WIFI Module 0.91in OLED Display 1.Description: It is a ESP8266 WIFI chip. It has an OLED display and a lithium battery interface,which can easily manage the charge and discharge of lithium batteries, and can be directly used for the development of handheld d... $11.19
~~$15.99~~ SKU: GY18068
$11.19
~~$15.99~~
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LCR-T4 Transistor Tester ESR Resistor Detector Capacitor Instrument Multifunction Detector W/ Acrylic Shell 12864 LCD Display 1.Description: It is a LCR-T4 transistor tester.It uses an ATmega328 microcontroller. The liquid crystal is a 12864 liquid crystal display with a backlight, and the backlight color is generally yellow-green.Powered by 9v stacked ... $13.99
~~$19.99~~ SKU: GY18057
$13.99
~~$19.99~~
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TPA3116D2 Wireless Bluetooth-compatible Audio Stereo Module 50W+50W BLE5.0 AUX Treble/Bass Adjustable Digital Amplifier Module 1.Description: ZK-502T is a high-power Treble/Bass adjustable stereo Bluetooth audio module.Dual channels audio signal output.Built-in amplifier module therefore it can connect to loudspeaker directly. It supply Bluetoo... $20.71
~~$29.59~~ SKU: GY18048
$20.71
~~$29.59~~
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DIY Kit FM Stereo Radio Module with Headset Adjustable 76-108MHz Wireless Receiver DC 3V Reviewed by ICStation's Outstanding Partner Stefano91ste Reviewed by ICStation's Outstanding Partner todderbert 1.Introduction: The YF... $4.89
~~$6.99~~ SKU: GY18043
$4.89
~~$6.99~~
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Intelligent Temperature Controller 3-Speed Automatic Control Sensor w/ 5V Fan 1.Description: ZK-TC is a Automatic Fan Temperature Controller.It can measure the current ambient temperature to adjust the rotation speed of the fan, so as to achieve the purpose of adjusting the temperature. ... $9.09
~~$12.99~~ SKU: GY18042
$9.09
~~$12.99~~
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DIY Kit FM Stereo Radio Module Adjustable 76-108MHz Wireless Receiver DC 3V 1.Introduction: The YFM-2 type radio circuit is very simple. Total number of components does not exceed 19. Including two types of components: SMD and DIP which are suitabl... $4.19
~~$5.99~~ SKU: GY18041
$4.19
~~$5.99~~
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TTL UART to RS232 Bus Converter RS232 to UART Data Analyzer DB9 Male Socket 1.Description: It is a RS232 to TTL to UART serial module.It uses the SP3232EEN industrial grade chip.It mainly uses MCU, ARM and other MCUs to communicate with the computer through the computer's serial port (COM port). ... $5.59
~~$7.99~~ SKU: GY17928
$5.59
~~$7.99~~
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DC 12V RFID Wireless Reader Module 13.56MHz 125KHz Dual Frequency WG26 WG34 ID IC Card Reader 1.Description: It is a ID+IC dual frequency card reader module.It has a card reading function and no access control function. 2.Feature: 1>.Wigan dual format output 2>.Support ID+IC card 3&g... $6.99
~~$9.99~~ SKU: GY17856
$6.99
~~$9.99~~
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DIY Kit Sound Light Controller LED Delay Light Voice Controlled Melody Light Audio Indicator DIY Kit Sound Light Controller LED Delay Light Voice Controlled Melody Light Let us see 2 videos first:) 1.Introduction: SCL-8 is a sound light controller. Its... $2.79
~~$3.99~~ SKU: GY17435
$2.79
~~$3.99~~
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DIY Kit SMD RGB LED Flashing Lamp, USB 5V Breathing Light, Gradient Color Decorative Light SMD Soldering Practice Kits SMD RGB LED Flashing Lamp DIY Kit 1.Introduction: It is a RGB full color LED crystal light cubic ring DIY Kit. It uses 28 high-bright full-color LED. A circular mirror black acrylic panel on the front to ... $10.49
~~$14.99~~ SKU: GY17782
$10.49
~~$14.99~~
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DIY Kit Electronic Dice Touch Control LED Lamp Circuit Experiment SMD Soldering Practice Kits 1.Introduction: It is a touch-controlled electronic dice. The displayed numbers are randomly displayed after each press of the touch button. 2.Feature: 1>.Touch button control &nb... $3.49
~~$4.99~~ SKU: GY17781
$3.49
~~$4.99~~
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DIY Kit 10mm RGB LED Flashing Lamp USB 5V Breathing Light Gradient Color Decorative Light Effect Demo about the RGB LED Flashing Lamp DIY Kit 1.Introduction: It is a RGB full color LED light cubic ring DIY Kit. It uses 28 high-bright full-colo... $16.09
~~$22.99~~ SKU: GY17780
$16.09
~~$22.99~~
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