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Add-On Boards Computing

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Product Type
	Raspberry Pi Hats / Add-on Boards Adafruit PiCowbell Adalogger for Pico - MicroSD RTC & STEMMA QT 5703 Adafruit 1: HK$65.35 25In Stock	Mfr. Part No. 5703 Mouser Part No 485-5703	Adafruit	Raspberry Pi Hats / Add-on Boards Adafruit PiCowbell Adalogger for Pico - MicroSD RTC & STEMMA QT		25In Stock	HK$65.35	Min.: 1 Mult.: 1
	Raspberry Pi Hats / Add-on Boards Witty Pi 4 HAT - RTC & Power Management for Raspberry Pi 5704 Adafruit 1: HK$410.51 25In Stock	Mfr. Part No. 5704 Mouser Part No 485-5704	Adafruit	Raspberry Pi Hats / Add-on Boards Witty Pi 4 HAT - RTC & Power Management for Raspberry Pi		25In Stock	HK$410.51	Min.: 1 Mult.: 1
	Raspberry Pi Hats / Add-on Boards Witty Pi 4 L3V7 - RTC & Power Management for Raspberry Pi 5705 Adafruit 1: HK$307.76 4In Stock 10Expected 28/10/2026	Mfr. Part No. 5705 Mouser Part No 485-5705	Adafruit	Raspberry Pi Hats / Add-on Boards Witty Pi 4 L3V7 - RTC & Power Management for Raspberry Pi		4In Stock 10Expected 28/10/2026	HK$307.76	Min.: 1 Mult.: 1
	Raspberry Pi Hats / Add-on Boards Adafruit CSI or DSI Cable Adapter Thingy for Raspberry Pi 5785 Adafruit 1: HK$20.55 225In Stock	Mfr. Part No. 5785 Mouser Part No 485-5785	Adafruit	Raspberry Pi Hats / Add-on Boards Adafruit CSI or DSI Cable Adapter Thingy for Raspberry Pi		225In Stock	HK$20.55	Min.: 1 Mult.: 1
	Raspberry Pi Hats / Add-on Boards Adafruit Terminal PiCowbell for Pico with Pre-Soldered Sockets - Reset Button & STEMMA QT 5907 Adafruit 1: HK$102.75 62In Stock	Mfr. Part No. 5907 Mouser Part No 485-5907	Adafruit	Raspberry Pi Hats / Add-on Boards Adafruit Terminal PiCowbell for Pico with Pre-Soldered Sockets - Reset Button & STEMMA QT Learn More about Adafruit terminal picowbell		62In Stock	HK$102.75	Min.: 1 Mult.: 1		Interface Development Tools
	Raspberry Pi Accessories Gravity: Digital 10A Relay Module DFR0473 DFRobot 1: HK$32.06 191In Stock 270Expected 20/11/2026	Mfr. Part No. DFR0473 Mouser Part No 426-DFR0473	DFRobot	Raspberry Pi Accessories Gravity: Digital 10A Relay Module		191In Stock 270Expected 20/11/2026	HK$32.06	Min.: 1 Mult.: 1		Accessories
	Raspberry Pi Hats / Add-on Boards Adafruit Proto Under Plate PiCowBell for Pico - Reset Button & STEMMA QT 5905 Adafruit 1: HK$36.99 24In Stock	Mfr. Part No. 5905 Mouser Part No 485-5905	Adafruit	Raspberry Pi Hats / Add-on Boards Adafruit Proto Under Plate PiCowBell for Pico - Reset Button & STEMMA QT		24In Stock	HK$36.99	Min.: 1 Mult.: 1		Interface Development Tools