Generic Negative Ion Rechargeable Travel Size Comfortable Review

Fresh Air - This wearable personal air necklace forming a clean air shield, so you can enjoy fresh and clean air at any time. Product do not have ventilator inside. Wearable and portable - The perfect travel accessory. Small, compact, light & exquisite. Net weigh is 30g. Rechargeable - Built-in 200 mAh battery, which can be charged by USB, it can last 12 hours when fully charged. Charging time about 1.5 hour. Negative ion concentration: This Air Necklace releasing 6.5 million negative oxygen ions(6,500,000pcs/cm3), bringing the same molecules found in natural retreats thereby preventing harmful gases from entering the human respiratory system. Please take into account this product does not work as a fan, you will not feel the air flow. No Filter - The air purifier is easy to use. Filter element does not need to be replaced. Effectively improving the air quality and freely breathing fresh air at home, car, bus, school, office or any where you want to use.