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ST-2010 electronic mask
An electronic mask that protect your health and improve your comfortableness at the same time. Available for different age group.
Battery: 3.7V
Operation Time: Up to 6 hours
Charging Time: About 2 hours
Charging Pressure: 5V
Purify consistency: more than 95%
Weight: 83.5g
Wind speed: 2 levels (5.6-6.8mᶟ/h)
FDA & CE approved