LUCY® Smart Cap
Cleans, tracks & reminds
Connected with Hydration App
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® All-Purpose bottles, Toddler bottles 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 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



