{"product_id":"ds1307-real-time-clock-rtc-module","title":"DS1307 Real Time Clock (RTC) Module","description":"\u003cp\u003eA DS1307 real time clock module that gives your Arduino, ESP32 or other microcontroller project an accurate sense of time and date. It includes power failure detection and automatic power switching, so it can keep time on a backup battery when main power is lost. Handy for data loggers, timers, clocks, scheduled events and wearable projects that need to know the time even after a restart.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChip: DS1307 real time clock\u003c\/li\u003e\n\u003cli\u003eInterface: I2C\u003c\/li\u003e\n\u003cli\u003eFeatures: power failure detection, automatic power switching to backup battery\u003c\/li\u003e\n\u003cli\u003eWorks with: Arduino, ESP32, Raspberry Pi and other I2C microcontrollers\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBackup battery not included.\u003c\/strong\u003e Add a coin cell battery to keep the time when main power is off.\u003c\/p\u003e\u003cp\u003eEach module is sold on its own. Soldering may be needed to connect wires.\u003c\/p\u003e","brand":"Tinker Tailor","offers":[{"title":"Default Title","offer_id":67614807654633,"sku":"RTC-DS1307","price":3.85,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/8006\/3209\/files\/Screenshot2026-10-05122646.png?v=1791220587","url":"https:\/\/www.tinkertailor.ca\/products\/ds1307-real-time-clock-rtc-module","provider":"Tinker Tailor","version":"1.0","type":"link"}