“The Cybertruck’s aggressively angular and futuristic design, paired with its unpainted stainless steel exoskeleton, sets it apart from competitors typically using painted steel or aluminum bodies,” the Air Force wrote in contract documents. “Additionally, its 48V electrical architecture provides superior power and efficiency, a feature that rivals are only beginning to develop.”

This reads like Tesla marketing material. I don't see how the voltage of the electrical system would matter to the type of munitions being deployed against the vehicle