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20A 12V/24V Auto Solar Charge Controller PWM With LCD Dual USB 5V Output Solar Cell Panel Regulator

OPEN-SMART Easy-Plug 5V / 3.3V Compatible UNO R3 Air ATMEGA328P Development Board for Arduino UNO R3

OPEN-SMART 2.8 inch 240*320 TFT LCD Touch Screen Breakout Module Kit with Easy-plug UNO R3 Air Board for Arduino UNO R3 / Nano

Geekworm ESP32 Wi-Fi + Bluetooth Development Board ESP-WROOM-32 Board

AC100V-240V DC 5V 3A Power Adapter / Supply for Orange Pi

2 Channel APP Wi-Fi Remote Control Switch Module

3.2 inch TFT LCD Display Module Touch Screen Shield onboard Temperature Sensor + Pen for Arduino UNO R3/ Mega 2560 R3 / Leonardo

OPEN-SMART RC522 RFID Card Reader Module Kit w/ 8P Cable for Arduino

Optical UART Serial Fingerprint Recognition Sensor Module for Arduino

Geekworm DIY 5V Wi-Fi Smart Wireless Jog and Self-locking Module

3.5 Inch TFT Color Screen Module for Arduino UNO R3 / Mega2560

DC 5-30V to DC 1.25-30V Step-up/down Constant Voltage Current Module

NFC RFID-RC522 RF IC Card RFID Reader Module w/ S50 Card for Arduino

4WD Bluetooth Controlled Smart Robot Car Kit for Arduino

NFC Shield RFID-RC522 RF IC Card Sensor Kit for Arduino UNO / Mega2560

433MHz SX1278 Long Range RF Wireless Transceiver Module - Blue

ZHAOYAO 5PCS Ultra-Small Size DC-DC Step Down Power Supply Modules 3A Adjustable Buck Converter for Arduino

OPEN-SMART 2.0 inch 176*220 TFT LCD Touch Screen Breakout Board Module Kit with TF Card for Arduino UNO R3 / Nano

Acrylic Case for Upgrade Version LED Rotation Electronic Clock Kit

DIY EC1515B DS1302 Rotation LED Electronic Clock Kit

DIY EC1515B DS1302 Rotation LED Electronic Clock Kit - Red + Red

NodeMcu Lua ESP8266 Wi-Fi Development Board

NoteMcu Base Board ESP8266 Serial Power Supply Board

NodeMcu Lua ESP8266 Wi-Fi Development Board - Black