1. The electromagnetic radiation tester measures electric field and magnetic field radiation for compatibility testing and delivers accurate results. 2. Test and monitor electromagnetic radiation levels in indoor and outdoor environments. 3. The device features a built-in electromagnetic radiation sensor processed by a micro-control chip. 4. LCD digital display shows radiation values. 5. Use test results to manage or minimize exposure to electromagnetic radiation. Parameters: Electric Field Measurement: Range: 1 V/m 1999 V/m Alarm Threshold: 40 V/m Resolution: 1 V/m Magnetic Field Measurement: Range: 0.01 T 99.99 T Alarm Threshold: 0.4 T Resolution: 0.01 T Temperature Measurement: Range: -10C to 70C Display: 3-1/2 digit LCD Test Bandwidth: 5 Hz 3500 MHz Sampling Time: Approximately 0.4 seconds Operating Temperature: 0C to 50C Operating Humidity: Up to 80% relative humidity Operating Voltage: DC 4.5 V Power Supply: 3 x AAA 1.5 V batteries (not included) Weight: 125 g EMF Meter Real-Time Measurement Features: 1. Multi-functional design that detects electric field, magnetic field, and temperature simultaneously 2. Sound and light alarm activates when safety threshold is exceeded 3. Data hold function locks the radiation value with one button 4. LCD graph displays radiation value trends 5. Radiation assessment indicates whether current levels are within safe limits 6. Sleek design for one-handed operation, ideal for portable use or site measurements Dimensions: 152 x 52 x 26.5 mm Material: ABS Color: Black Package Contents: 1 x Radiation Dosimeter 1 x English Manual Note: Light reflection and screen differences may cause slight color variations between the image and the actual product. Measurement error allowance: +/- 13 cm.