Description Features: 100% Brand new and high quality! Can provide 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 Specifications: Color: Blue Size: diameter 3cm.
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All pictures are for illustration purpose only and Colours may vary slightly. Import Duties.
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All pictures are for illustration purpose only and Colours may vary slightly. Import Duties.
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All pictures are for illustration purpose only and Colours may vary slightly. Import Duties.
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This temperature sensor accuracy is ± 3. If the main power failure, the device can continue to provide accurate timing and temperature, performance is not affected. Clock chip: high-precision clock chip DS3231.
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Easy to use: The module is small in size, easy to install, convenient to use, suitable for various timing needs, and can be quickly operated without professional skills. Import Duties.
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Clock chip: high-precision clock chip DS3231. IIC bus the transmission speed of 400KHz (working of 5V). Clock operates in either the 24 hours or band / / PM indication of the 12-hour format. Calendar alarm clock with two.
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Easy to use: The module is small in size, easy to install, convenient to use, suitable for various timing needs, and can be quickly operated without professional skills. Import Duties.
eBay