What are iButtons?

iButtons are small integrated circuits, embedded in a rugged stainless steel case. The name iButton originates in its similarity to button cell batteries. iButtons are available in different types, amongst others with the function as a data logger or as a universal memory.

PPT - iButton Product Training PowerPoint Presentation, free

DS1921Z-F5# - Thermochron iButton -5°C thru +26°C

Accessory Type:iButton Key Ring Mount Fob; For Use With:Analog Devices F5 MicroCan iButtons; Product Range:-; MSL:- RoHS Compliant: Yes

iButton Accessories, Key Ring Mount, For Use with Analog Devices F5 MicroCan iButtons

1-Wire - Wikipedia

Combination Lock for Doors

Plastic fobs for iButton® devices allow you to hang your iButtons® on hooks, carry them on key chains, easily hold them to insert into readers, and

DS9093AG+ iButton Fob - Green

iButton - Flipper Zero - Documentation

What are iButtons?

What are iButtons?