Anion Air Purifier with LED night light. This newest Ionic Air Purifier, Anion Ionizer, Air refresher cleaner with SGS Test Report of Ion detected range: 1 - 1,236,000 single/c.c.. Designed in Japan. This direct plug-in Purifier for your home or office recharges your mind and body while eliminating odors, dust and pollen. Anion (negative charged ion).