TellSpec was invented and released for those who want to quickly and accurately know the composition of a dish. It scans the products, then sends a list of ingredients and information about the nutritional value to a special phone application. Now you don’t need to worry about the safety of the products you eat.
You can find it on Amazon.com! Look in the "Sports & Outdoors" tab for "Sawyer Products B4 Extractor Pump Kit". The price right now is $16.99.