Oura Ring Gen4 Brushed Silver Size 10

Oura Ring 4 Brushed Silver Size 10
Product Description
This is a Brushed Silver Oura Ring 4, size 10.
It was used for approximately 10 months. In my usage environment, the battery lasted about 2-4 days.
It is currently functioning without any issues, but please check the product condition and the notes below before purchasing.
Product Condition
Set Contents: The set includes the ring itself, charging stand, and cable as shown in the photos. The included cable is unused.
Exterior: As it was worn daily on a finger, there are minor scuffs and scratches associated with use. Please check the posted images for details.
Operation & Battery: There are no particular issues with its operation at this time, but future operation cannot be guaranteed. We also cannot guarantee battery life (approximately 3-4 days) including future degradation, so please understand.
Notes
This is a great opportunity for those who want to try an Oura Ring.
No Reserved Transactions: We do not offer reserved listings (holds). Even if we are in the middle of a conversation, the first person to press the purchase button will be prioritized.
Shipping: Will be shipped via Mercari delivery service.
Price Reduction: We are currently not accepting individual price reduction negotiations. We may review the price at our own discretion based on the situation.