LinkMejor 2pcs DS3231 DS3231SN RTC Module Real Time Clock Memory Module V2.0 I2C with PinHeader

Overview

• DS3231 DS3231SN RTC Module Real Time Clock Memory Module
• Use DS3231SN precision clock chip, built 32.768 crystal
• Can provide precise year, month, day, hour, minute, second, in the morning and afternoon data

Descripton: Can provide for for arduino libraries and routines Use DS3231SN precision clock chip, built 32.768 crystal Can provide precise year, month, day, hour, minute, second, in the morning and afternoon data You can output 1Hz signal, a second output signal You can use the CR1220 coin cell holding travel time The pull-up resistor R1 R2 own welding on the I2C bus Small size 3cm in diameter Pin spacing 22.86mm Package Included: 2* DS3231 DS3231SN RTC Real Time Clock Module