$5.8

NodeMcu Lua V3 CH340G ESP8266 ESP-12E WIFI Lua Wireless Development Board US

$1.36

97.5% Efficiency 6-24V 12V/24V to 5V Step-Down USB Charging Module

$2.14

JQ8900-16P MCU serial port control MP3 voice sound module MP3 Voice Standard

$3.28

High & Low level Signal Control 17A High Current Electronic Switch Driver Module

$1.79

TDA8932 Digital Amplifier Board Module Mono 35W Low Power Stereo Amplifier

$12.1

500W Buck Converter Step Down CCCV DC12-95V to DC1.5-90V Adjustable Power Module

$12.96

Bluetooth 5.3 RF2.4G Microcontroller Multifunction Portable Low Bluetooth3939

$9.77

1.3" White OLED LCD 4PIN Display Module IIC I2C Interface 128x64 for d

$20.06

4Pcs 85513-5001 Modular Connectors / Ethernet Connectors 8/8 VRT LO PRO SMT J

$5.99

DC 6-30V multifunctional trigger delay cycle timing MOS tube control 5V 12V 24V

$1.4

JDY-41 2.4G Wireless Serial Port Communication Module Remote Transmission Module

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LILYGO T-Zigbee Ultra-low Power Development Board with T-U2T Downloader ESP32-C3