K2 Electromagnetic Field Gauss Meter EMF Detector with 5 LED Diodes. This portable gauss meter measures electromagnetic field levels to help identify sources of high EMF exposure, enabling users to make informed decisions about reducing exposure. Features an easy-to-read, multi-segment LED display for clear field strength indication. Designed for general electromagnetic field detection and paranormal investigation applications. Powered by a single 9V battery (included). Helps monitor electromagnetic field levels to avoid potentially harmful prolonged exposure. Compact, durable, reliable, and highly responsive. Specifications: Material: Not specified Battery: 1 x 9V (included) Application: 50/60 Hz frequency monitoring LED Indicators: 5 segments representing different field strengths - Dark Green: 0 to 1.5 milligauss - Green: 1.5 to 2.5 milligauss - Yellow: 2.5 to 10 milligauss - Orange: 10 to 20 milligauss - Red: 20+ milligauss Dimensions: 14.3 x 2.9 x 5.3 cm / 5.63 x 1.14 x 2.09 inches Package Includes: 1 x Electromagnetic Field Meter