The document describes a portable water filtration device called Lifesaver. It filters water down to 15 nm and uses activated carbon to remove chemicals. It has a failsafe design and can filter 6000 liters of water per unit. The document proposes marketing Lifesaver in India by targeting urban consumers, travelers, and the military. It would be priced around Rs. 5000 per unit and distributed through retail stores and online. Advertising would promote its clean, portable, and trustworthy water through TV, magazines, and demonstrations. Long-term plans include providing the device to disaster relief efforts and manufacturing in India.