SteriPEN Classic 3 with Pre-Filter - Model XP SPPFMP-EF
Trusted on mountains and trails for over 15 years, SteriPEN® Classic is the best-selling portable UV purifier of all time. Since 1999, hundreds of thousands of people have ensured their drinking water is safe and avoided ruined adventures with SteriPEN® Classic. The next generation of Classic operates on four AA batteries. With one set of alkaline batteries, the Classic 3 purifies up to 50 litres. Supercharge your Classic 3 with lithium batteries and treat up to 150 litres. With a lamp life of up to 8,000 litres, you can be drinking safe water for years!