Negative ion air purifier ( No ozone ) Negative ion release forms: electrode plate + guide pin (patented) Colors: White / Pink Anion quantity: 12,000,000pcs / cm3 Product size: 8.0 * 5.5 * 13.9 cm Rated voltage: 220 v ~ 50 hz Rated power: 2 w Air purifier plug: EU/ UK/ US plug Functon Intorduction 1. Remove formaldehyde, bacteria. 2. Remove dust, smoke. 3. Generate and release negative ion. 4. Bring you a fresh environment like forest with high concentrations for anion. 5. The built- fan strongly sent negative ion broadly into the space Main Features 1. Convienient use with long line. 2. Remove bacteria, dust and keep the air fresh. 3. Create a fresh environment like forest with high concentrations of anion. 4. With the hidden power indicator light, it's not too dazzling to disturb your rest at night. 5. With small and stylish appearance, it can be placed in the office, study, life and working places. Price includes free shipping to the USA in about 35 days. Shipping to other countries available too but price/delivery time may differ The Anion test pen is free. It doesn't test how much ions are released, just can test if ions are present. If you want that included, let me know as it's not automatically included. The product also has positive reviews from other customers.