Check the listing for details. Tesla Gauss Meter Tester Teslameter Gaussmeter Surface Magnetic Field Tester. Color: Blue, Condition: New. Listed at 105.74 USD. Tesla Gauss Meter Tester Teslameter Gaussmeter Surface Magnetic Field Tester Note: Battery cannot be included during the shipping !!! 1. Teslameter is the first hand-held type Gauss meter of WT series Gauss meters. 2. This instrument is the magnetic field measuring instrument specially designed for field measurement. 3. Its design concept of lightness, practicality and portability has been determined at the beginning of instrument design and its unique design of micro power consumption allows its battery life to be greatly improved. 1. With small volume, light weight and convenient carry, this instrument can meet the measurement requirements of various sites 2. Adopt micro power consumption design. With long service life, the battery can be continuously used for more than 50 hours 3. With Metal Probe 4. Have judgment function of magnetic field polarity 1. Supply voltage: One 6V laminated cell (battery not included) 2. Display meter: 3 1/2 digital display 3. Measurement scope: 0～200mT, 0～2000mT 4. Accuracy: 1% 5. Resolution: 0.1mT 6. Temperature error: -0.06%/°C 7. Operating environment: Temperature: -10°C～40°C, Humidity: 35～75%