This is the Thunder Power G6 "Pro Power" 22.2V, 65C, 3300mAh, Lithium Polymer, 6S Battery Pack. When you’re searching for Lithium Polymer batteries that feature the lowest internal resistance, the ability to deliver the most power available and offer the longest cycle life in the battery market, now you can stop, because you've found what you're searching for.

Thunder Power Pro Power 65C series batteries feature exclusive "Generation 6" chemistry that offers the lowest possible internal resistance, which is up to 40% lower than the previous generation Thunder Power batteries. These G6 Pro Power 65C series batteries are perfect for use in all aircraft applications. They deliver more power, stay cooler and offer more cycle life than ever before!