Highlight description: _x000D_ _x000D_ [Audible Alarm] The electromagnetic radiation detector is equipped with an audible alarm function, when the detected data exceeds the standard, the buzzer will sound an alarm and the sound can be turned off by the mute button._x000D_ _x000D_ [3 Different Colors] Equipped with current radiation level grading function, 3 different colors correspond to different current radiation levels, which allows for a more accurate and graphical understanding of the current environment. _x000D_ _x000D_ [3 in 1 EMF Detector] This product detects three parameters at the same time, quickly detects RF strength, electric field strength and magnetic field strength, the data is displayed in the same interface and indicates whether the three data are in compliance with the standard. Easy to use._x000D_ _x000D_ [Lightweight and Portable] Built-in high precision chip, practical and easy to use. With clear color screen and colorful font design, giving you a more comfortable experience._x000D_ _x000D_ [Suitable for Multiple Scenarios] With lock screen (data lock) function, supports displaying maximum and average values. Widely used in kitchens, high pressure equipment, homes, offices, factories and so on. Specification_x000D_ Product Name: Electromagnetic Radiation Detector_x000D_ Material: ABS_x000D_ Screen size: 66 x 49mm_x000D_ Product size: 12.7 x 6.5 x 2.3cm_x000D_ Color(optional): Black, White_x000D_ Battery: 3 AAA batteries (not included)_x000D_ Detection range:_x000D_ RF/Power intensity: 0-99.999pw/cm_x000D_ Magnetic field strength: 0-99.999T_x000D_ Electric field strength: 0-999.99v/m_x000D_ Frequency range:_x000D_ RF/power intensity: 50MHz-5GHz_x000D_ Magnetic field strength: 20Hz-1MHz_x000D_ Electric field strength: 20Hz-100MHz_x000D_ Detection accuracy:_x000D_ RF/power intensity: 0.001w/cm_x000D_ Electric field strength: 0.01v/m_x000D_ Magnetic field strength: 0.001T