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$11.89
Official USB-C power supply for Raspberry Pi 4
Model: UK, Black
2.9inch-e-Paper-Module-(B)
2.9inch E Ink display module, red, black, white, 296x128
Gigabit-PoE-Switch-120W
Raspberry Pi Gigabit PoE Switch 120W High-Speed 10/100/1000Mbps Auto-Negotiation Ethernet Port RJ45
ESP-Download-Tool
ESP32 Download Programmer Programming board one key download board GPIO test board for ESP32 ESP8266
RS232-TO-RS485
Industrial RS232 To RS485 Converter For 600W Lightningproof and Anti-Surge