The ultimate zapper is the most powerful zapper in the world, you know why ? Because Ken Presner says so. So it must be true.
What is your zapper ? The most deceiving zapper in the world (because it claims to produce Royal Rife frequencies but the Royal Rife frequencies are in the mhz range and yours in the low khz range...) or maybe the most marketed zapper in the world ? (because anybody can observe your behavior and shameless never ending marketing of your devices on forums (without any proof that they manage to kill parasitic worms inside a human body (even outside) (or please show us)