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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The clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format. If the main power failure, the device can continue to provide accurate timing and temperature, performance is not affected.
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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. DS3231 module x 1. The clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format.
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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. All pictures are for illustration purpose only and Colours may vary slightly.
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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).
eBay
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
The device integrates a very precise digital temperature sensor, accessed through the I2C interface. This temperature sensor accuracy is 3C. If the mains power fails the device can continue to provide accurate timing and temperature, performance is not affected.
eBay
Clock chip: high-precision clock chip DS3231. Clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format. Calendar alarm clock with two. Clock Accuracy :0-40 ℃ range, the accuracy 2ppm, the error was about 1 minute.
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