RFID / NFC Smart Ring - Size 10 - NTAG213 [Discontinued] _MAKE_3DP It's a collection of simple

It's a collection of simple parts that work well together:

Low Current Consumption: Continuous Mode: Only 150µA Single-Shot Mode: Auto Shut-Down

It only takes seconds to drop your Raspberry Pi into its amazing new home and show it off on your countertop

which comes with an ATmega32u4

RFID / NFC Smart Ring - Size 10 - NTAG213 [Discontinued] _MAKE_3DP It's a collection of simpleWhat did Lord Sauron, when forging the One Ring in the fires of Mount Doom forget to include in his all powerful ring? What did he forget to leave out of the ring impervious even to dragon fire, designed to rule over all free peoples of Middle Earth in perpetuity a ring destined to be the One Ring to Rule Them All, to tempt its wearer with the promise of infinite power? Thats easy it could have used an embedded RFID NFC transponder! NFC (near field