RTC Backup Battery

If your board has a real time clock then you can connect this backup battery to keep the time running when the board is switched off. This battery can keep the RTC running up to 3 years without external power supply.

The list of the board that RTC circuit implement:
ODROID-H3 / H3+
ODROID-HC1 / ODROID-HC2
ODROID-XU4
ODROID-XU3 / XU3Lite
ODROID-C1 / ODROID-C1+
ODROID-U3
ODROID-XU / XULite

Specification:

• Coin Cell : CR2032 3Volt/220mAH
• Wire : 70mm
• Connector : Molex 51021-0200 compatible (1.25mm pitch)