The Wismec Predator 228W TC Mod is a compact dual 18650 mod that features a quick charge system, large OLED display, and has an ergonomic design by Sinuous Designs. The Predator 228 uses a hidden firing bar that proportionally compliments the mods structure. The Predator is powered by 2 bottom loaded dual 18650 batteries* that are properly secured in a sliding and locking mechanism. The Predator comes with an integrated quick charge feature, that supports 2A charging in order to rapidly charge the batteries. The Predator 228 also uses balance charging technology that charges both batteries equally for the safest charging method possible. The Predator 228 has reverse charging capability so it can serve as a power bank to charge external devices. The Predator 228 supports Kanthal, Titanium. Ni200 Nickel, and Stainless steel heating elements with TCR adjustments. The Wismec Predator 228WTC Mod is one of the best, among the new generation of fully-featured temperature control mods.