Health electronic cigarette quality product mini 50 w very popular e cig exhibition

This is an aluminum Variable wattage between 7 Watts and 50 Watts, this e cigarette is the newest DOVPO mini 50W. OLED screen and using 18650 external battery,looks very smart and endearing.
In e cigarette market has a coming different e cigarette, i heard the big power is very popular but is a safe ?
This year, DOVPO tech push these safe and mini e cigarette, like mini 50 w Variable Wattage:Wattage can be adjusted from 7.0W to 50W in 0.1 watts increments and Using 18650 External battery.
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