DAOKI 5 PCS DIY DS3231 Precision RTC Clock Memory Module for Arduino Raspberry Pi
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<b>[Product Information]</b><br>
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<li>NOTE: THIS ITEM COMES WITHOUT BATTERY.</li>
<li>Module itself can adapt 3.3V and 5V systems without level conversion.</li>
<li>Within -40 ° C to +85 ° C temperature range, timing accuracy is maintained at ± 5ppm (± 0.432 sec / day).</li>
<li>Device package and function compatible with the DS3231.</li>
<li>Complete clock functions include seconds, minutes, hours, day, date, month and year timing, and provide valid to 2100.</li>
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