K2 KII EMF Meter & Mini Dowsing Rods Made in the USA!! The K2 is a powerful fast sampling Electromagnetic field meter that covers frequencies 30-20,000 Hz. This makes the K2 a great instrument in Paranormal Research & finding potentially harmful EMF levels This is the deluxe model with the built in constant on/off switch. Dowsing Rods great for finding spirits. Very easy to use. Copper coated, measure 3in x 6in