This object resembles a small hourglass, however, if you look closely, the sand sometimes falls as usual from top to bottom, but sometimes it turns around and flies from bottom to top. As an action, you can break the clock and gain the following benefits for the next 10 minutes: you can't be surprised and has advantage on attack rolls, ability checks, and saving throws. Additionally, other creatures have disadvantage on attack rolls against you.

Notes: Buff, Jewelry