characterized in that the air cleaner can generate negative ions. Anion be used to enhance the body's metabolism and homeostasis.
Maximum efficiency: our personal portable air purifiers can release as many as 15 million negative ions, thereby reducing energy consumption and energy efficiency.
Mini Portable: You can wear it around the neck, lightweight and portable, can be used anywhere without noisy. The product does not need to add any water or liquid, beginning purify the air.
Gift of : stylish design make your surroundings more colorful, more fun. Perfect gift idea for family and friends.

Input voltage:3.7V (Battery), 5V (USB Power)
Power consumption: less than equal 0.5W
Negative ion concentration: 15,000,000pcs / cm³
Charging time: About 45 min
Battery life: About 8-10 hours
Ambient temperature (operating): -5 Celsius~ 45 Celsius
colour: white
Material: ABS
size: 45x13mm

Package Contents:
6 x air purifier
6 x usb cable
6 x Lanyard