![Adafruit Perma-Proto HAT for Pi Mini Kit - No EEPROM : ID 2310 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits Adafruit Perma-Proto HAT for Pi Mini Kit - No EEPROM : ID 2310 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/2310-07.jpg)
Adafruit Perma-Proto HAT for Pi Mini Kit - No EEPROM : ID 2310 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Raspberry Pi 4 PoE HAT 802.3af Power Over Ethernet Expansion Board with Cooling Fan Temperature OLED for Raspberry Pi 3B+ 4B|Demo Board Accessories| - AliExpress Raspberry Pi 4 PoE HAT 802.3af Power Over Ethernet Expansion Board with Cooling Fan Temperature OLED for Raspberry Pi 3B+ 4B|Demo Board Accessories| - AliExpress](https://ae01.alicdn.com/kf/Ha0574c3ab77f407989ad545a856893efU/Raspberry-Pi-4-PoE-HAT-802-3af-Power-Over-Ethernet-Expansion-Board-with-Cooling-Fan-Temperature.jpg)
Raspberry Pi 4 PoE HAT 802.3af Power Over Ethernet Expansion Board with Cooling Fan Temperature OLED for Raspberry Pi 3B+ 4B|Demo Board Accessories| - AliExpress
![RS485 CAN HAT for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/WH,Allow Long-Distance Communication via RS485/CAN Function Onboard CAN Controller MCP2515 via SPI Interface Transceiver SN65HVD230 RS485 CAN HAT for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/WH,Allow Long-Distance Communication via RS485/CAN Function Onboard CAN Controller MCP2515 via SPI Interface Transceiver SN65HVD230](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81yBfpqsriL.jpg)
RS485 CAN HAT for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero/Zero W/WH,Allow Long-Distance Communication via RS485/CAN Function Onboard CAN Controller MCP2515 via SPI Interface Transceiver SN65HVD230
![SparkFun Qwiic / STEMMA QT HAT for Raspberry Pi : ID 4688 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits SparkFun Qwiic / STEMMA QT HAT for Raspberry Pi : ID 4688 : $7.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/4688-00.jpg)