Featuring a user-friendly, high-contrast OLED (Organic Light Emitting Diode) display, Ultra is the most advanced UV water purifier around. With the ability to recharge Ultra via computer, outlet or portable solar panel, you'll never have to buy or replace batteries again. An 8,000-treatment lamp delivers over 7 years of water purification. SteriPEN Ultra's OLED display that shows treatment success/failure, treatment status, treatment volume, and battery status.

UV light destroys germs' ability to reproduce and make you sick; The SteriPEN destroys over 99.9% of bacteria, viruses, and protozoa

Battery Life: Up to 50 treatments per charge and 300 charge discharge cycles; This is equivalent to 15,000 liters

Simple OLED display shows everything you need to know - treatment, lamp, and battery status; USB rechargeable from a computer, wall, or solar panel

Steripen Ultra UV Water Purifier