Fernway Battery

An excellent vape deserves an excellent battery. Optimized to make your vapes taste better and last longer, the STYLUS is the perfect companion for your Fernway cartridge. Instructions - Click button 5x fast to turn on & off - Click button 3x fast to change heat setting - Click button 2x fast to preheat in cold weather or if cartridge clogs; wait for lights to cycle through, then press button & inhale Heat settings: Low (Green, 2.6V), medium low (Blue, 3.0V), medium high (Purple, 3.4V), high (Red, 3.8V) Low means max flavor/min vapor, high means max vapor/min flavor