does anyone knows what's the specs of NIKKO SCORPION I? what's the voltage of it's battery, i'm just new on parts of an RC, so i don't know anything, i just want to buy a battery for it, because the old 1 snap it's wires, and it's already malfunctioning, so please, tell me, and can you recommend what upgrades can i do for it, my NIKKO SCORPION is completely stock, please help me. . . . .