Electromagnetic Radiation Tester Digital LCD EMF Detector for Home EMF Inspections Office Outdoor Ghost Hunting Item Type: Electromagnetic Radiation Tester Material: ABS Size: Approx. 64x28x130mm / 2.5x1.1x5.1in Model: ET925 Battery: 3 x AAA 1.5V ( Not Included) Use: Electromagnetic field radiation detection Scope of Application: Electromagnetic Radiation Monitoring: Home, Office, Outdoor, Industrial Places. Radiation Protection Products Inspection: Radiation Protection Clothing, Radiation Protection Film and Other Protective Products Effect Inspection. Electric Field: Unit: V/m (Volts Per Metre) Accuracy: 1V/m Measurement Range: 1~1999V/m Alarm Threshold: 40V/m Magnetic Field: Unit: uT (Micro Tesla)/mG Accuracy: 0.01uT/0.1mG Range: 0.01~99.99uT/0.1~999.9mG Alarm Threshold: 0.4uT/4mG Reading Display: 3-1/2 Digit LCD Display Test Bandwidth: 5Hz~3500MHz Sampling Time: Approx. 0.4 Seconds Test Mode: Dual Mode Simultaneous Measurement Overload Indication: LCD Display for Maximum Range Operating Temperature: 0°c~50°c Operating Humidity: Below 80% Relative Humidity Power Supply: 3 x 1.5V AAA Battery