![Adafruit Ultimate GPS HAT for Raspberry Pi A+/B+/Pi 2/3/4/Pi 5 [Mini Kit] : ID 2324 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits Adafruit Ultimate GPS HAT for Raspberry Pi A+/B+/Pi 2/3/4/Pi 5 [Mini Kit] : ID 2324 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/2324-11.jpg)
Adafruit Ultimate GPS HAT for Raspberry Pi A+/B+/Pi 2/3/4/Pi 5 [Mini Kit] : ID 2324 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics](https://m.media-amazon.com/images/I/61u-31cTaXL._AC_UF894,1000_QL80_.jpg)
Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics
![Raspberry Pi PoE+ HAT : ID 5058 : $20.00 : Adafruit Industries, Unique & fun DIY electronics and kits Raspberry Pi PoE+ HAT : ID 5058 : $20.00 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/5058-05.jpg)
Raspberry Pi PoE+ HAT : ID 5058 : $20.00 : Adafruit Industries, Unique & fun DIY electronics and kits
![Witty Pi 4 HAT - RTC & Power Management for Raspberry Pi : ID 5704 : $37.50 : Adafruit Industries, Unique & fun DIY electronics and kits Witty Pi 4 HAT - RTC & Power Management for Raspberry Pi : ID 5704 : $37.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/5704-00.jpg)
Witty Pi 4 HAT - RTC & Power Management for Raspberry Pi : ID 5704 : $37.50 : Adafruit Industries, Unique & fun DIY electronics and kits
![Amazon.com: Ethernet/USB HUB HAT Expansion Board for Raspberry Pi 4 B/3 B+/3 B/2 B/Zero/Zero W /2 W/Zero WH/2WH, with 1 RJ45 10/100M Ethernet Port, 3 USB Ports Compatible with USB2.0/1.1 : Electronics Amazon.com: Ethernet/USB HUB HAT Expansion Board for Raspberry Pi 4 B/3 B+/3 B/2 B/Zero/Zero W /2 W/Zero WH/2WH, with 1 RJ45 10/100M Ethernet Port, 3 USB Ports Compatible with USB2.0/1.1 : Electronics](https://m.media-amazon.com/images/I/41sfLufb3xL.jpg)
Amazon.com: Ethernet/USB HUB HAT Expansion Board for Raspberry Pi 4 B/3 B+/3 B/2 B/Zero/Zero W /2 W/Zero WH/2WH, with 1 RJ45 10/100M Ethernet Port, 3 USB Ports Compatible with USB2.0/1.1 : Electronics
![Amazon.com: Uninterruptible Power Supply UPS HAT for Raspberry Pi Series Boards(Raspberry Pi 4 Model B/3B+/3B) Charge and Power Output at The Same Time,Multi Battery Protection Circuits : Electronics Amazon.com: Uninterruptible Power Supply UPS HAT for Raspberry Pi Series Boards(Raspberry Pi 4 Model B/3B+/3B) Charge and Power Output at The Same Time,Multi Battery Protection Circuits : Electronics](https://m.media-amazon.com/images/I/71OH0RCoLmL.jpg)