LYT Cap Only
LYT Cap Only
LYT Cap Only
LYT Cap Only


LYT Cap Only

Regular price £29.99 Light & Easy Purifier

Self-Cleaning, Water Purification Sports Bottle Cap

Powerful ultraviolet light is your family's new favourite tech! Built right into the cap, our hard-working rays are on the same wavelength as the UV used to sanitise operating theatres and water treatment plants.
These UV-C rays destroy various micro-organisms in your drinking water. Third-Party tested to kill 99.9% of e-coli in your water.

Dimensions (L x W x H): 4.4 x 4.4 x 5.5 cm

Self Cleaning

Sip back and relax! The LYT bottle cap stops odours from breeding inside your water bottle. EVERY HOUR, powerful UV rays in the cap automatically activate, keeping your bottle fresh and clean keeping odour and everyday funk away from the bottle.

Water Bottle Brand Compatibility

The LYT Bottle Cap is compatible with the majority of cola-style bottle brands. The most popular brands include:

  • MIRA
  • Simple Modern
  • Aorin
  • S’Well, including S'ip
  • Manna
  • HoneyHolly
  • BonBon
  • LiveLifeLong
  • Inosu
  • SunSella
  • Sportsneer
  • Chilly's
  • and many more!

Lightweight Construction

All-plastic construction making it light, durable, and easy to carry.

Magnetic Port-less Charging

The LYT Cap is charged using a patented port-less charging technology to ensure no water leaks into the unit making it ULTRA WATER-PROOF.


  • UV-C Purification technology.
  • 10-12mW UV-C LED.
  • Battery life of 3-4 days.
  • Automatic self-cleaning every hour for 20 seconds.
  • Magnetic, port-less charging.
  • Destroys bio-contaminants.
  • Waterproof rating of IPX7
  • 99.99% kill rate*
  • Self-cleans bottle.
  • Port-less 360 degree charger.
  • TSA-friendly.
  • Does not remove chemical, metals etc.
  • *tested on e.coli in 3 mins.

As seen On

Level Up Your Hydration, Fabulously!

Popular FAQs

◉ Quick and Easy Water Safety: Perfect if you want to quickly purify your water at home, school, or office. Use LYT when you almost trust the water source, but aren't quite sure.

◉ Tap Water Enthusiast: If you are a tap water enthusiast, then LYT is for you. LYT will ensure your tap water is safe for drinking. It uses a low power UV-C LED to destroy's 99.9% e.coli in 3 minutes from your water.

Germ-free, sustainable living
Healthy hydration
◉ Bottle remins clean and stink free

Our tiny cap packs a healthy punch. An embedded UV-C LED kills waterborne bacteria and viruses by rupturing the proteins on the cell wall. In a matter of minutes, your tap water is free of germs and safe to drink.

◉ Everywhere where tap water or water fountains are available. At home, gym, school, airports, etc., LYT adds an extra layer of protection to all your hydration needs.

◉ The first difference between the LYT and CrazyCap is germicidal efficacy. For exmple CrazyCap destroy's 99.999% e.coli in 3 minutes. LYT destroy's 99.9% e.coli in the same time.

◉ The second difference is the outer cap shell material. LYT shell is an all plastic construction, whereas, CrazyCap shell is an all metal construction.

◉ LYT bottle cap with built-in UV-C LED (BPA-free and Mercury-free).
◉ Light-weight BPA-free Tritan reusable plastic or Durable 304 Stainless Steel Bottle.
◉ Easy port-less charger.
◉ User’s manual
◉ One-year limited warranty

Clean Tasting Water

LYT ensures safe drinking water with just a simple click.

Compatible with other Bottles

Also fits most cola style bottle brands like S'Well, Mira, Simple Modern, Chilly's, and more.


Cleans your bottle automatically. Smart UVC LED turns on every hour to keep the bottle clean and contents fresh.

Light. Attractive. Port-less Charging.

Our CrazyCap customers love the safety and convenience of port-less charging. So we designed LYT with a similar system. An all-plastic construction makes it lighter, durable, and easy to carry.

LYT & CrazyCap


Microbial Efficacy 99.9% in three minutes 99.9% in one minute, 99.999% in 2.5 minutes
Treatment Modes One mode: Standard (3 minutes) Two Modes: Normal Mode (1 minute) Crazy Mode (2.5 minutes)
Technology UV-C LED UV-C LED
Power 10-12mW 15-20mW
Battery Life 3-4 days 7 Days
Activation Button Touch Sensor
Automatic Self-Cleaning Every hour for 20 seconds Every 4 hrs. for 20 seconds
Charging Port-less Magnetic Charger Proprietary Port-less Charger
Water Proof IPX7 IPX7
Bottle Capacity 17 oz, 25 oz 17 oz, 25 oz
Bottle Cap material Plastic Stainless Steel
Bottle material Available in Reusable Plastic and Stainless steel Available in Stainless steel
Size (in.) 2.64 x 2.64 x 10.63 2.64 x 2.64 x 10.43
Weight 0.7 lbs 0.74 lbs