Flex Cell Battery

The Flex Cell Battery is the premium adjustable temperature battery with preheating functionality for your 510 threaded cartridges. The Flex is easy to use and has directions designed right into the body for your convenience. Built using only the highest grade materials in our RoHS and GMP certified facility.

USE DIRECTIONS 

POWER ON

• Press Button 5 Times Continuously to Power On (Lights will flash 3 Times)

SET TEMPERATURE

• Set Voltage /Temperature by Pressing Button 3 Times Continuously

• HOT(3.6V) 
• BEST(3.1V)
• COOL(2.7V)

Preheat Function

• Press Button continuously 2 times to activate preheat