Portable Air Freshner Ionizer Negative Ion Generator Low Noise Blue

The pulse tip technology is used to release a large amount of oxygen anion. The latest carbon brush negative ion generator design uses over 5 million negative ions to effectively remove harmful substances such as floating dust, smoke, formaldehyde and PM2.5 in the air.Release a large amount of oxygen anion, decompose smoke, odor and formaldehyde, benzene and other harmful gases released by car parts (such as sheet, leather).Mini,portable necklace design, stylish and convenient to carry.Easy to operate, one button for on/off.Just press the button for two seconds to enjoy the fresh air.Gift of Love: stylish design make your surroundings more colorful, more fun. Perfect gift idea for family and friends.Voltage (V): 5VStyle: Air PurifierInstallation: MiniType: Negative IonPower Source: ElectricalNoise: less than equal 50dBAnion Density: 5 million pcs/mModel Number: Air Purifier NecklacePower Supply: USBBattery capacity: 250mAhCharging time: about 1-2HFully charged work: about 48HWeight:27gColour: BlueMaterial: ABSSize: 55x60x12mmPackage Contents:1 * Purifier1 * USB cable1 * ChainOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.