- Water Source: Tap water, clear water
- Group size: Ideal for 1-5 people
- Effective against: bacteria, protozoa, cysts, virus
- Output: 1L/90sec
- Product life: 8000 uses
- Weight: 2.68 oz (76 g)
- Battery type: Internal USB rechargeable lithium-ion
The smallest and lightest model of the Steripen series is the UltraLight, which can be used to treat 1L per application. Due to its small pack size and weight of only 76.5 grams, this small UV purifier is predestined for minimal baggage. The lifespan of this new water purifier is 8000 uses and its permanently installed battery can be charged using a USB cable.