Katadyn Steripen® Classic 3 UV Water Purifier

  Weight: 178gFeatures Treatment size: ½ or 1 liter Treatment time: 48 or 90 seconds Lamp Life: 8'000 activations Battery: 4 AA Batteries, Lithium or Rechargeable Water source: Clear Water, Tap Water Group size: 1, 2-5 Usage: often Product type: UV pen Effective against: bacteria, protozoa, cysts, virus Product category: Personal water treatment Treatment type: purification Output: 0.5 liter / 48 sec; 1liter / 90 sec Output (L/click): 1 click = 0.5 liter, 2 clicks = 1 liter Length (mm): 7.3 Width (mm): 1.7 Height (mm): 1.7 Batteries required: Yes Batteries included: No Battery Type: 4AA Approx Treatments  (battery sets): 20/80-100/150 Approx Treatments (battery charge): NiMH performance varies by mAh rating: 2300 provides about 100 liters. Lithium are the most economical choice. Product life: 8000 activations