Third Hand Shipping:2-4 Weeks This is the DS3231 Precision

This is the DS3231 Precision RTC FeatherWing : it adds an extremely accurate I2C-integrated Real Time Clock (RTC) with a Temperature Compensated Crystal Oscillator (TCXO) to any Feather main board

UART Grove & I2C connection compatible

Shorter decay time is an indication of greater reflection when coupled with the ability of the QTR-8RC module to turn off LED power:

The combination of these two models offer coverage for most used communication frequency range used in modern communication technologies including 5GHz WiFi

Absolute encoders will not work with this device

Third Hand Shipping:2-4 Weeks This is the DS3231 PrecisionThis is a solderer\'s best helper, the third hand. Comes with a heavy base, two alligator clips, a soldering iron holder, and a good magnifying glass. Note that we don\'t normally need a third hand. It\'s nice, but soldering flat on a table works just fine. Then again, the desk is starting to look like a mine field of burn marks and melted pot holes. What we\'ve found with many of these cheaper third hands is the lack of stability. The small base on