Therefore, make sure you need it before buying the product. You should receive the item within 2-4 weeks.
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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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4 clock chip: high-precision clock chip DS3231. If the main power failure, the device can continue to provide accurate timing and temperature, performance is not affected. DS3231 module x 1. (2) an electronic file data (including test procedures Arduino, PDF format schematics, data sheet).
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1Pcs DS3231M+ SOIC-16
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Use DS3231SN precision clock chip, built 32.768 crystal. The pull-up resistor R1 R2 own welding on the I2C bus. You can output 1Hz signal, a second output signal. West Asia/Middle East. Australia/New Zealand.
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CPU Processor. West Asia/Middle East. Australia/New Zealand. United Kingdom. France/West Asia. East/South Asia.
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