2# Cause: Battery pin or atomizer pin is dirty

With an open circuit, when pressing the fire button after the Power is unlocked, it shows 1 long red followed by 3X short red blinks.

Written by Ondřej
Updated over a week ago

Actions: As they are a part of the circuit you should clean the pins with a clean and dry cloth.

Tips: After vaping for extended periods of time residues may build on the connection pins which increase the contact resistance significantly; 

Clean them to make sure good electrical conductivity

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