The Steripen Classic 3 with 40-micron pre-filter is the latest, most versatile model in our award winning Classic line. Winner of Time Magazine’s Best Invention of 2001, the Steripen Classic 3 with Pre-Filter offers enhanced ergonomics and battery life as well as improved water resistance. An 8,000 treatment lamp delivers a lifetime of purification. Use four AA alkaline batteries to purify 50 liters of water or four lithium batteries to purify 150 liters. This battery powered water filter includes a neoprene storage pouch. Batteries not included.
| Dimensions (in) | 0 x 0 x 0 |
| Technology | uv |
| Weight (oz) | 6 |
| Battery type | 4 AA (not included) |
| Number of liters per set of battery | 20/80-100/150 |
| Number of liters per charge | Alkaline batteries: approx. 50 liters per set (depending on water quality). NiMH performance varies by mAh rating: 2300 provides about 100 liters. Lithium are the most economical choice. |
| Lamp life | 8000 activations |
| Volume options | 1 click = 0.5 liter, 2 clicks = 1 liter |