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Moreover, rather than being forced to guess when the battery is in need of a charge, SMOK incorporated an intelligent battery life indicator within the Stick M17. When the battery has sufficient power, the LED light surrounding the fire button will blink four times during use. However, once the battery has depleted below 3.3V, the light will blink 15 times in rapid succession, thus alerting you that a recharge is necessary

(Smart and Pacula 2019)

The robust main filter design is central to the units effectiveness and durability

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