SteriPEN Classic 3 UV Water Purifier

☀️ Trusted UV water purification with user-replaceable batteries (4xAA). No charging cables in the field — run on fresh or rechargeable AAs. Purifies 1 liter in 90 seconds, 0.5L in 48 seconds. Destroys 99.9% of bacteria, viruses, and protozoa by disrupting their DNA. 8,000-liter lamp life. Simple trigger + indicator light operation. Waterproof to 1 meter. When rechargeable pens die at the worst moment, this keeps working.