au KYF31 GRATINA 4G Black Flip Phone - SIM Unlocked

This au GRATINA 4G is a black, flip-style mobile phone with a focus on simple operation.
Operation has been confirmed. The camera can be launched.
The device has been factory reset.
It charges properly. Battery life is unknown.
It could be used for collection, as a child's toy, or as a regular phone with a SIM card since it supports 4G. (Tested with a povo SIM card and it worked.)
The back cover appears to be slightly loose. (The battery is not swollen.)

- Model: GRATINA 4G
- Color: Black
- Type: Flip-style
- Carrier: au

We plan to ship via Yu-Packet Post Mini.

Thank you for looking.