2PCS DS3231SN DS3231 SOP-16 IC Real Time Clock RTC *pi

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5Pcs Clock / Timing-Real Time Clock IC Chip DS3231SN DS3231 SOP-16 *bh

2PCS DS3231SN DS3231 SOP-16 IC Real Time Clock RTC *ty

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DS3231 ZS042 AT24C32 IIC Module RTC Real time Clock *af