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.
SteriPEN ULT-MP-EF SterPen Ultra UV Water Purifier