The water can be drunk as soon as the smiley lights up and the treatment has been successful; Use only in clear water, as cloudy, sediment-containing water affects its effectiveness
Simple OLED display shows everything you need to know, treatment, lamp, and battery status; USB rechargeable from a computer, wall, or solar panel
The Steripen Ultra can be charged with a USB cable; Connect the supplied cable to a power source such as a laptop, solar panel or car power connector and charge the water purifier
Compact OLED screen provides all essential information - therapy details, lamp status, and battery level; rechargeable via USB from a computer, wall outlet, or solar panel.