BlackMagic manufacturers liPo batteries mainly for RC cars. The batteries have very low internal resistance that gives your model better ”punch” and higher top speed.
You can chose between two kinds of HardCase batteries; HardCase and Semi HardCase. Both have an extra hard protection case that will protect the cells.
The cells are protected in a case manufactured from nylon.
The cells have an extra thick case for protection. These batteries also fits Traxxas models.