Features MULTIPLE FUNCTION: Electromagnetic radiation detector, simultaneously detecting RF force, electric field strength and magnetic field strength. GOOD PERFORMANCE: The portable electromagnetic radiation detector has a wide detection range and high detection accuracy, applicable to more scenes. APPLICABLE SCENES: The radiation tester is widely used in household appliances and industrial equipment, high voltage equipment, offices, factories, etc. INDICATOR ALARM: 3 color indicators are used to remind if the radiation level is safe. If the threshold value is exceeded, there will be audible and visual alarms. WITH BATTERY: Equipped with 3 AAA 800mAh alkaline dry batteries, which can be used after being installed and turned on to ensure long-term operation. Specification: Item Type: Radiation Detector Battery: 3 AAA 800mAh alkaline dry batteries (battery included) Test range: RF Power Density: 0-99.999μw/c㎡ Electric field intensity: 0-999.99v/m Magnetic field intensity: 0-99.999μT Test accuracy: RF power density: 0.001μw/c㎡ Electric field intensity: 0.01v/m Magnetic field intensity: 0.001μT RF range: RF Power Density: 50MHz to 5GHz Electric field intensity: 20Hz to 100MHz Magnetic field intensity: 20Hz to 1MHz Package list: 1 x radiation detector. 3 batteries Package List 1 x Radiation Detector 3 x Battery