The Raspberry Pi Pico connector supports the Raspberry Pi Pico series. Built-in high-precision RTC chip DS3231 with a backup battery holder, and the real-time clock counts seconds, minutes, hours, day of month, month, day of week and year with leap-year compensation effective up to 2100. Optional format: 24-hour OR 12-hour with AM/PM indicator.

See the additional image above

1. DS3231: very accurate RTC chip, I2C bus.
2. RTC backup battery holder: supports CR1220 coin cell battery.
3. Power indicator LED: activated by soldering a 0Ω resistor to the jumper, disabled by default.
4. Raspberry Pi Pico connector: for attaching to a Raspberry Pi Pico device, stackable design

Package list

1* Raspberry Pi Pico RTC module