$7.99

ESP32- Development Board 2 Channel WIFI Relay Module DC 5-60V Power Supply

$19.99

VFD Clock Vacuum Fluorescent Display WIFI Timing Automatic Calibration

$4.99

SX1278 LoRa RA-02 433MHz Spread Spectrum Wireless SPI Transmission Module RA-02

$13.3

AC/DC ESP32 WIFI Bluetooth 4CH Relay Module ESP32- Development board

$7.47

ESP32-CAM Development Board ESP32 WIFI Bluetooth Camera Module OV2640 + Antenna

$3.35

TPA3116D2 Digital Power Amplifier Board Mono BTL Output 100W DC Single Power

$8.27

IR CUT Infrared Night Vision Adjustable Focus Camera Module 1080P OV5647 For RPI

$18.99

Compact Seeeduino XIAO Microcontroller: 32-bit SAMD21 with USB Type-C Interface

$4.41

N8R2/N16R8 ESP32-S3 Development Board Expansion Board For DevKitC-1 WM-1 DIY

$1.88

10/100PCS Ceramic Trimmer Capacitors 6mm Adjustable Variable Capacitor 3-120pF

$5.98

50A Ideal Diode Controller Solar/Battery Anti backflow 9V-80V Protection Module

$67.64

4S 12V 80A 120A~300A BMS LiFePO4 Lithium Iron Phosphate Battery Protection Board