VEX VEXnet Backup Battery Holder
The VEXnet Backup Battery Holder allows you to mount and connect a 9V battery to the VEX Cortex. The back-up battery keeps VEXnet alive if the main battery fails.
- Works with the VEX Cortex-M3 Microcontroller
- Works with the VEX ARM9 Microcontroller
- Teams must have a backup battery connected during any competition matches