EMF Meter Geiger Counter for Nuclear Radiation Detection FY8812 Practical EMF Meter: for measuring the electromagnetic radiation of household appliances.<br> Wide Application: can be apply on household appliances such as television, fan, induction cookers, etc.<br> LCD Display with Backlight: 2-inch screen is large and easy to read, you can manual ON/OFF the backlight.<br> Data Hold & MAX Measurement: data retention and maximum value display, one key switchable.<br> Torch & Unit Switching: auxiliary lights up the working area in the darkness, uT/mG unit switching.<br> Compact Design & Solid Quality: convenient for one-handed operation, and has for long time using.<br> Electromagnetic Frequency Response Range: 5~300Hz<br> Electromagnetic Intensity Range: 0.1~199.9mG<br> Resolution: 0.1mG<br> Alarm Threshold: 4.0mG<br> Accuracy: 15%<br> Electromagnetic Intensity Range: 0.01-19. 99uT<br> Resolution: 0.01uT<br> Alarm Threshold: 0.4uT<br> Accuracy: 15%<br> Electric Field Strength Frequency Response Range: 4Hz~3.5GHz<br> Range of Electric Field Strength: 1~1999V/M<br> Resolution: 1V/M<br> Alarm Threshold: 40V/M<br> Accuracy: 15%<br> Temperature Range: -20~60<br> Accuracy: 2<br> Power Supply: 3 * 1.5V AAA battery (NOT included)<br> Colour:As shown<br> Material:plastic<br> Package Contents:<br> 1 x Tester<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.