Feature:1. PORTABLE AND QUICK RESPONSE: Easy to carry, simple to operate, durable and reliable with ABS engineering material, quick response to test results2. FIVE DETECTION INDICATORS: Five levels of detection indicators, representing different EMF radiation values; instantaneous response to EMF fluctuations and spikes3. FOR SUPERNORMAL AND GENERAL DETECTION: For supernormal wave research and general EMF detection, reliable, sturdy, possess outstanding effect and super sensitive4. ELECTROMAGNETIC FIELD MEASUREMENT: The hunting equipment range used for hunting helps to measure electromagnetic fields to identify equipment that generates high radiation and enables users to decide to limit exposure5. EASY TO READ: The colored LED lights make readings obvious to notice in day light or dark, easy to always bring along since fits in your pocket or purseSpecification:Item Type: Magnetic Field DetectorMaterial: ABSBattery: 1 x 9V 6F22(not include)Application: Used for supernormal wave research and general EMF detectionBasic Parameters: Detection Range: 0~20+ milliGaussDetection Frequency: 50/60Hz (50 to 1000Hz- ELF), (1000 to 20,000 Hz- VLF)Accuracy: 5% (typical).Package List:1 x Magnetic Field Detector1 x User ManualNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.