i-mu HD-L01 Half Face Smart Electric Masks with 4PCS Replacement Filters

With elegant appearance and strong dustproof ability, this electric mask is fit for wearing at many cases. It can be used for activities where you may be exposed to dust, pollution, smoke, haze, etc., an intimate protector for your health.

Features:
[2 Speed Mode] Built-in powerful motor enables the low noise air-purifying mask to produce air with high efficiency and actively deliver fresh air with two modes.