LUCY® Smart Cap
LUCY® Smart Cap
LUCY® Smart Cap
LUCY® Smart Cap

LUCY® Smart Cap Smart Bottle Cap l Cleans, tracks & reminds

Sale price$109.90 Regular price$129.00
Our standard delivery time is 3 - 5 business days.
Free shipping!
Start drinking more water today: The LUCY® Smart Cap effectively improves your drinking behavior in conjunction with our waterdrop® Hydration App. Purified water, tracked drinking progress and regular reminders are just the push of a button away.

1x LUCY® Smart Cap
→ Smart Bottle Cap that helps improve your hydration:
- Purifies water using innovative UV-C light technology
- Automatically tracks water consumption with special sensor
- Reminds you to drink by blinking gently
→ Only works in conjunction with free waterdrop® Hydration App
→ USB-C cable included
→ Not suitable for waterdrop® Sports Bottles, Toddler Bottles, All-Purpose Bottles, Tumblers, and bottles from 2020 or earlier
→ Not suitable for the dishwasher (must not be immersed in water)
→ Made in Austria
→ TÜV certified
→ Tested by Eurofins Scientific


Further information as well as safety and cleaning instructions can be found in the user manual and safety manual.

LUCY® Smart Cap — your smart drinking assistant

Cleans. Tracks. Reminds. 

The innovative UV-C purification function deactivates up to 99.9999%* of potential germs in your drinking water. At the same time, your water consumption is automatically tracked and the LUCY® Smart Cap blinks regularly to remind you to drink more water. 

How the LUCY® Smart Cap helps you drink more water

How the LUCY® Smart Cap helps you drink more water

1. Time-of-Flight sensor
Regularly measures how much water is left in the bottle.

2. 70 mW / 265nm UV-C LED
Deactivates up to 99.9999%* of all bacteria and viruses.

3. Reminder
Gently flashes to remind you to take the next sip.

How the LUCY® Smart Cap stands out

The LUCY® Smart Cap in comparison to conventional self-cleaning bottles

App your drinking game

To get even better results, connect the LUCY® Smart Cap with the waterdrop® Hydration App: Together, they will help you keep on track with your fluid-intake, remind you to drink and challenge you to take it one sip further.