Minimum Order Quantity (MOQ) : 3piecesFor inquiries and orders message us via our chatbot This EMF/ELF Single Axis Gauss Meter is designed to measure electromagnetic fields with extremely low frequency (ELF) of 30~300Hz. Easy to use and measures the level of EMF magnetic field radiation intensity from power lines, electric transmission equipment, computers, kitchen appliances, air conditioner, refrigerator video/audio device, and more! Features: Data hold function Accurate measurements Maximum hold function Switchable Tesla/microTesla and Gauss/milliGauss functions Range display 20, 200, 2000 Single axis - sampling 2.5 times per second Tremendous sensitivity Low battery indication Over Range indicator Standard: CE and RoHS Made in Taiwan Specifications: Display:3-1/2 digits LCD with 1999 maximum reading Measuring Range: 200/2000 mG, 20/200µT Resolution:0.1/1 mG or 0.01/0.1 µT Frequency response: 30Hz to 300Hz Sensor: Single Axis Accuracy:±(2.5%+6dgt) at 50Hz/60Hz Sample rate: 2.5 times per second Overload: LCD display "OL" Power Supply: 1 x 9V Battery (included) Battery life: Approx. 100 hours Operation Altitude: up to 2000M Operating Environment: Temp. :5~40°C Humidity:< 80% RH Set Includes: 1 x EMF/ELF Single Axis Gauss Meter 1 x English User's manual 1 x 9V battery 1 x Carrying Bag Standard packaging box