SD Card Interface: Supports FAT16 & FAT32
3.3v Level Shifter: Prevents SD card damage
Includes Libraries: Quick start with SD & RTC
Prototyping Area: Customize with connectors & circuitry
Reliable 3.3v Regulator: Powers SD cards consistently
Arduino Compatibility: Supports Uno, Duemilanove, etc.
Included RTC: Keeps time even when unplugged
Comprehensive Documentation: Easy setup & customization
Efficient Power Use: For demanding SD cards

Model: PCF8563
Weight: 3 gm
I2C Pin Header: Supports Connectivity
3.3V Battery: Onboard
Dimensions: 61 x 16 x 11 mm
Flexible Connection: One-Sided Header
I2C Cascading: Multiple Modules
Independent Operation: Even When MCU is Off