1.Fashion smart mask, breathing fresh air is no longer a luxury, powerful wind, 4- layer purification
The smart fresh air mask for children has three colors: pink, yellow and white. It can work continuously for 4 to 6 person hours after charging for two hours. The power is 0.8 W and the voltage is 3.7 v
Buil-in turbocharger motor, active air supply, low noise one-way outlet value to avoid secondary pollution.It is an environment-friendly, healthy and multifunctional product.