Bumble Berry Pi

by Sam Cervantes · Medium · manifest draft — being verified

A pocket-size Raspberry Pi handheld with a 4.3-inch touchscreen, Bluetooth keyboard, 37Wh power bank and two-part printed enclosure.

Sam Cervantes designed Bumble Berry Pi as a quick, inexpensive terminal-first handheld built mostly from off-the-shelf parts. The official repository includes a detailed BOM, assembly steps, a video and editable enclosure sources.

Original: github.com, www.youtube.com

Parts

QtyPartBuy
1×Raspberry Pi 3 Model B+
Creator's preferred board; Pi 4 and Pi 5 are also listed as compatible.
PiShop.us Amazon (budget)
1×microSD card
The source requires one SD card but does not specify brand or capacity.
Adafruit Amazon (budget)
1×Freenove 4.3-inch touchscreen display for Raspberry PiAmazon (budget)
1×Mini Bluetooth QWERTY keyboardThe Pi Hut Amazon (budget)
1×37Wh USB power bankAmazon (budget)
1×USB-C to Micro-USB U-shaped adapterAmazon (budget)
1×90-degree USB-C adapterNewark Amazon (budget)
6×M3×10mm countersunk-head boltDigiKey Amazon (budget)
4×M2.5×8mm socket-head bolt
BOM says 8mm; assembly prose says 6mm.
DigiKey Amazon (budget)
6×M2.5/M3 heat-set threaded inserts
Use M3 inserts.
Adafruit Amazon (budget)
1×2-inch double-sided Kapton tape
About one foot is used.
Amazon (budget)

Printed parts

Notes

Official repository, README, STL directory and license checked on 2026-10-21. Kept as draft because the keyboard, power bank, adapters and SD card are not identified by exact manufacturer/model, and the BOM/assembly text disagree on M2.5 bolt length.

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