About This Reliable Outdoor Water Filtration – Designed for hiking, camping, and emergency use, this portable system supports on-the-go water filtration from natural outdoor sources. Dual-Stage Filtration Technology – Features advanced electro-adsorptive and hollow fiber filter media engineered for steady flow and consistent performance in outdoor environments. Ultra-Light & Compact Design – Weighs just 100 g and fits easily into any pocket or backpack. A practical travel and survival companion for adventurers on the move. Flexible Use Options – Use directly with outdoor water sources or connect to the included squeeze bottle. Compatible with most standard 28 mm threaded bottles. Swiss-Engineered Quality – Designed in Switzerland with a focus on durability, portability, and consistent performance for repeated outdoor use. Overview Brand : BACHGOLD Special Feature : Compact, Heavy Duty, Leak Proof, Lightweight, Portable Product Dimensions : 1.26"L x 1.26"W x 3.7"H Material : Acrylonitrile Butadiene Styrene, Carbon Fiber, Polyurethane Capacity : 500 Liters Included Components : 1x Filter, 1x Manual Book Package Information : Bottle Installation Type : Freestanding Purification Method : Activated Carbon Power Source : Manual Operation