With high sensitivity, low drift Hall sensor, and advanced digital signal processing technology. 0-2000mT (20000Gs) wide measurement range. Two magnetic field units: mT and Gs (Gauss), 1mT = 10Gs. Features automatic range switching, one-click zero, and maximum value retention. Digital screen with backlight for easy reading in any lighting condition. Battery powered (not included), low power consumption with approximately 5-minute automatic shutdown. Compact and lightweight, easy to carry with included plastic storage box. Comes with standard radial Hall probe. Accuracy Level: ZMST-5: Level 5: 2.0% (0-1000mT), 5.0% (1000-2400mT) Auto Range: 200mT (2000Gs), 2000mT (20000Gs) Resolution: 0.01mT (1Gs), 0.1mT (1Gs) Power Supply: 9V 6F22 Battery (Not included) Operating Environment: 0-50°C, 20-85%RH non-condensing Storage Environment: -20-70°C, 85%RH non-condensing Item Size: 160 x 75 x 34mm / 6.30 x 2.95 x 1.34inch Probe Length: 17cm / 6.69inch Wire Length: approximately 1m / 39.4inch Item Weight (without battery): 226g / 7.95oz Color: As Shown Material: Plastic Note: The product marking indicates 2500mT as the maximum range, but the precise measurement range is 2000mT. Package Contents: 1 x Digital Meter Only the above items are included; other accessories are not included. Note: Lighting and display differences may cause slight color variation between the image and actual item. Measurement error allowance is +/- 1-3cm.