Lightweight and super portable, the Katadyn Steripen Adventurer Opti™ is a trusted water purifier that uses ultraviolet light to protect against bacteria, viruses and protozoa. From packrafting to self-support kayaking, thru-hiking to multi-day SUP-packing trips, the Opti is the perfect option for minimalist adventurers.
- Long-lasting UV lamp is tested to purify up to 8,000 liters of water.
- Two purifying modes: 0.5 liter and 1 liter. Press the activation button once for 0.5 liters and twice for 1 liter purification.
- Hold down the activation button for three seconds to illuminate the water sensor, which can double as an integrated LED flashlight for added convenience on the trail or around camp.
- Red/Green LED Window indicates volume selection (0.5 L or 1 L), purification status and battery life.
- Works in containers with a minimum 1.75" diameter opening.
- Powered by (2) CR123 batteries (included). Batteries typically filter up to 50 liters before needing to be replaced.
- Features a lamp cover to protect the UV lamp and includes a neoprene carrying pouch.