Options:
100% Model new and top quality!
Can present for for ar-duino libraries and routines
Use DS3231SN precision clock chip, constructed 32.768 crystal
Can present exact 12 months, month, day, hour, minute, second, within the morning and afternoon knowledge
You possibly can output 1Hz sign, a second output sign
You should utilize the CR1220 coin cell holding journey time
The pull-up resistor R1 R2 personal welding on the I2C bus
Small dimension 3cm in diameter
Pin spacing 22.86mm
★100% Model new and Prime quality.
★Digital equipment and Digital parts embrace: Modules, Relaymodule, 3D printer, Connectors, Cubieboard, LCD, IC & LED, Breadboard & Wires, Programming machine.
★Can present for ar-duino libraries and routines
★Use DS3231SN precision clock chip, constructed 32.768 crystal Can present exact 12 months, month, day, hour, minute, second, within the morning and afternoon knowledge
★Small dimension 3cm in diameter ,Pin spacing 22.86mm
