Specifications:
Input voltage: 3.7V(Battery), 5V(USB Power)
Power consumption: ≤0.5W
Negative ion concentration: 5,000,000pcs/cm
Product dimensions: 79.5*50.5*21.2mm
Net weight: about 30g
Charging time: About 1 hour
Battery life: About 10 hours
Ambient temperature (operating): -10℃~40℃ (14℉~104℉)
Ambient temperature (storage):-20℃~60℃ (-4℉~140℉)
This air purifier device has been tested and certified by third-party labs showing that ozone concentration is detected to be less than 0.0014ppm (0.003mg/m³) when the air purifier is operating.
Comparing to the safety standard of air cleaning products, 0.0014ppm is just 2.8% to the limitation of 0.05ppm.
The air purifier contains a high efficiency rechargeable lithium polymer battery inside. It normally provides about up to 10 hours of run time on one-hour charge.