Spare parts and alternative parts

This is an unofficial list of links compiled from Discord chat history. Compatibility certainly not guaranteed.

Screens

Good Display GDEH0154D67

This is a 1.54 inch e-paper display with 200x200 resolution, SPI interface, and the display is capable to display images with black and white content. Your image holds indefinitely without power – put up your image, then shut down the power. Once these e-paper modules are updated they don't require any power and can actually be disconnected entirely and the content will remain on the display indefinitely. This e-paper display GDEH0154D67 is perfect for low power devices powered by solar or batteries.

• https://www.aliexpress.com/item/33044560386.html (this one is mentioned in official docs)
• https://www.ebay.com/itm/303600325406

Watchbands

For plastic and aluminum case any 24mm quick-release watchband:

• https://www.amazon.com/dp/B07F23QCX5

For case-less/naked or minimal case, any NATO style watch band <24-26mm wide:

• https://natostrapco.com/collections/all-watch-straps/26mm
• https://www.amazon.com/dp/B083VTQ1JF

Aluminum Case Screws

M2 6MM Hex Socket Screws:

• https://www.aliexpress.com/item/1005001975621423.html
• https://www.horizonhobby.com/product/cap-head-m2x6mm-black-oxide-10/AXIC0013.html

Switches

Part number: K2-1114SA-A4SW-06

• https://lcsc.com/product-detail/Tactile-Switches_Korean-Hroparts-Elec-K2-1114SA-A4SW-06_C136662.html

Alternative switches with similar footprints (currently being tested)

• https://www.mouser.com/ProductDetail/710-436333045822
• https://www.mouser.com/ProductDetail/710-434351045816
• https://www.mouser.com/ProductDetail/710-436351045816

Battery

Ultra-thin Li-Po

• https://www.lipolbattery.com/Ultra-Thin-LiPo-Battery.html