DS1307 RTC Real Time Clock Module Tiny RTC I2C External Clock Module No Battery

$0.99

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  • DS1307 RTC Real Time Clock Module Tiny RTC I2C External Clock Module No Battery

    DS1307 RTC Real Time Clock Module Tiny RTC I2C External Clock Module No Battery

    $0.99

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    •  Delivery & Return

      Delivery

      1. We ship your order worldwide.
      2. All orders are shipped with a tracking number.
      3. Orders are processed and prepared to be shipped within 2-5 business days. Including quality checks, packing, paperwork, etc. Delivery times may take 3-14 (business days) from the time of purchase to shipping your order worldwide unless it is specified.
      3-5 business days delivery time for Expedite shipping(DHL/FedEx/UPS etc)
      7-14 business days delivery time for Standard Shipping(EMS/YunExpress etc)
      Please note that there will be substantial differences in the time of delivery, depending on your country of delivery. During sale periods and promotions the delivery time may be longer than normal.

      Return

      1. For whatever reason, if you are not satisfied with your received within 3 days and the product is still in brand new condition and with its original packaging, you can return it to us (need to send back all parts) for a partial refund, which will cover the price of the item minus the shipping fees. You will be responsible for paying the return shipping fees.
      2. To start a return, you can contact us. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
      3. Your return will usually be processed within a week to a week and a half. We’ll send you a Return Notification email to notify you once the return has been completed. Please allow 1-3 business days for refunds to be received to the original form of payment once the return has been processed.

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      DS1307 RTC Real Time Clock Module Tiny RTC I2C External Clock Module No Battery

      DS1307 RTC Real Time Clock Module Tiny RTC I2C External Clock Module No Battery

      $0.99

      Ask a Question

        Estimated Delivery: Sep 25 – Sep 28
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      Features:

      This tiny RTC module is based on the clock chip DS1307 which supports the I2C protocol. It uses a Lithium cell battery (CR1225). The clock/calendar provides seconds, minutes, hours, days, dates, months, and years information. The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with an AM/PM indicator.

      Specifications:

      1. Size: 38mm (length) * 22mm (W) * 14mm (height)
      2. Weight: 8g
      3. Operating voltage:3.3 – 5 .5 V
      4. Clock chip: high-precision clock chip DS3231
      5. Clock Accuracy :0-40 range, the accuracy 2ppm, the error was about 1 minute
      6. Calendar alarm clock with two
      7. Programmable square-wave output
      8. Real-time clock generator seconds, minutes, hours, day, date, month, and year timing and provide valid until the year 2100 leap year compensation
      9. Chip temperature sensor comes with an accuracy of ± 3
      10. Memory chips: AT24C32 (storage capacity 32K)
      11. IIC bus interface, the maximum transmission speed of 400KHz (working voltage of 5V)
      12. Can be cascaded with other IIC device, 24C32 addresses can be shorted A0/A1/A2 modify default address is 0x57

      Packing list:
      1*Module

      Weight0.01 kg
      Dimensions3.8 × 1.2 × 1.4 cm

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