Fernway - 510 Stylus 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. Use the included USB charger or any USB-C cord to recharge. Operation Guide Wake/sleep: 5 clicks Heat selection: 3 clicks Preheat: 2 clicks (for cold weather/clogs) Battery life check: 4 clicks (Green = full, amber = medium, red = low) Temperature Spectrum Green (2.6V) – Max flavor, less vapor Blue (3.0V) – Medium flavor, more vapor Purple (3.4V) – Balanced flavor & vapor Red (3.8V) – Least flavor, max vapor Begin at lower temperatures for optimal flavor. Store away from heat and moisture