PUR White Vertical Faucet Mount with 1 Basic Water Filter. It uses Maxion Filter Technology and is certified to remove 99% of lead and over 70 other contaminants including 96% of mercury and 92% of pesticides. It has an electronic filter indicator with 60% improved battery life. Easy to install with no tools required. 1 filter provides up to 100 Gallons or 2 to 3 months of clean water. For replacement cartridges use TV#'s 219292, 214903, 383896, 584393 & 744110.