How to use:
1. Press twice of the switch(On/Off/Mode) to turn it on(Speed 1-continuous running/indicator on)
2. Press once of the switch(Speed 2-intermittent running)
3. Press once of the switch to turn it off(indicator off)
1. Indicator in red while charging
2. Indicator off while charging finished
3. Do not use the face fan during charging
【LIGHTWEIGHT & COMPACT】Barely noticeable and sensible to have this mini face fan on your mask. It is easy to attach and applicable for most different types face masks in the market by simply clip inside. 0.75 oz ultra-lightweight and a key-sized small fan fits neatly in your wallet or pocket.
【SUPER SILENT】Engineered with high efficient brushless motor, this vented fan for respirator mask is reliable and durable, capable of continuous operation for hours. Less than 30 dB noise level is quiet not to affect concentration while working.
【RECHARGEABLE】The air ventilation fan with 250mAh built-in polymer lithium battery can run up to 3.5 hours (intermittent) or 2 hours (continuous). Rechargeable by micro-USB cable with adaptors, power bank or computer. Red indicator on while charging and off while fully charged.
QUESTIONS & ANSWERS
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