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.

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

Ibutton Reader / Ibutton Key Probe with White LED for Ds1900A

iButton Temp & Humidity Logger

electronic lock tm tag, key ibutton

Hands-on with the Thermochron iButton Starter Kit

DS9093S+ - Analog Devices - iButton Accessories, Wall Mount, For

iButton - Flipper Zero - Documentation

iButtons — Science Learning Hub

DS9490B# 1-Wire iButton Adapter - buy iButtons online at

Illustration of the placement of iButtons inside and outside of a

DS9093AR+ iButton Fob - Red

Ibutton Reader / Ibutton Key Probe with White LED for Ds1900A

iButton (without plate) 5mm - Contronics

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

DS9093AY+ iButton Fob - Yellow