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Use DS3231SN clock chip, built-in 32.768 crystal oscillator. Pull up resistor R1 R2 is welded on I2C bus. You can output a 1 Hz signal, a second output signal. Product specification Pin spacing 22.86mm.
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All pictures are for illustration purpose only and Colours may vary slightly. Import Duties.
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◆If there are no special circumstances, your product will not be delayed in arrival.
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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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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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If the main power failure, the device can continue to provide accurate timing and temperature, performance is not affected. 4 clock chip: high-precision clock chip DS3231. 2 x DS3231 module. Arduino Module.
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