The smallest, lightest SteriPEN®, the AdventurerOpti, uses a revolutionary optical eye to sense the water. The patent-pending technology ensures safe use and provides purification in even the coldest of waters.
- Treats viruses, bacteria, and protozoan cists to give you clean, drinkable water
- New optical sensor doubles as a convenient LED flashlight
- Makes a great back-up light when camping or taking a night-time walk
- Flashlight mode is activated by pressing and holding the single button down for 3 seconds
- Clear lamp focuses LED light
- Package includes 2 non-rechargeable (disposable) CR123 batteries and a neoprene case with belt loop
- Works with containers with minimum 1.75" diameter opening (i.e. Nalgene® wide-mouth bottles)