This is the DS3231 Precision RTC in a compact, breadboard-friendly breakout: It has an extremely accurate I2C-integrated Real Time Clock (RTC) with a Temperature Compensated Crystal Oscillator (TCXO). With a CR1220 12mm coin cell (not included) plugged in, you can get years of precision timekeeping, even when main power is lost.
More information is available on the website of Adafruit.
- X1DS3231 Precision RTC Breakout+X17" Jumper wires, 30 pieces7" Jumper wires, 30 pieces
These 7" (18 cm) long wires are suitable for a breadboard. They come in a set of 30 pieces in different colors.
+X1Breadboard - Self-Adhesive (White)+X1Resistor Kit - 1/4W (500 total)Resistor Kit - 1/4W (500 total)
The resistor kit comes with 25 each of 20 different resistor values. All of these resistors are stapled into a tri-fold pack and clearly labeled. The back of the resistor kit even has a resistor color code look-up chart and a table of color codes for the included resistors.
The contents of the kit is described on the website of Sparkfun.+
Incl. BTW:€38.65 €28.41
Excl. BTW:€46.77 €36.53
40.02% discount on accessoriesExperimenter plus