PUR Water Filter reduces 70 chemical & physical substances including lead, 10x more than the leading Brita pitcher filter* Kitchen faucet water filter for standard faucets with external aerators; not pull-out/hand-held faucets Water faucet filter for up to 100 gallons of filtered water or 3 months of use Use only genuine PUR Filters, which are independently certified and tested Faucet mount water filters with a Filter Change Light to alert for replacement This PUR water filter for faucets does not filter microbes Easily switch to filtered water mode when you want cleaner, great-tasting water #1 Selling brand in faucet filtration** – faucet mounted water filter by PUR