# E-Ink Display Water Bottle ## Core Features - Persistent E-Ink Display Surrounding Exterior - Customization of display via BT/wired connection (for both power and app communication) via mobile app. ## Additional Features - Water consumption tracking (automatic or analog) - Spaces for velcro-widget connections (ships with blank covers) - Analog tracker/counter (i.e. water consumption) - Clock (maybe on top of cap) - Potential for third-party widgets ## Development Journal - [[Researching E-Ink Displays]] November 14th, 2023