Check the listing for details. Tesla Meter Permanent Magnet Surface Magnetic Field Tester with Class 1 Accuracy. Color: green, Condition: New. Listed at 205.20 USD. Tesla Meter Permanent Magnet Surface Magnetic Field Tester with Class 1 Accuracy Note: Batter not Included During The Shipping !!!Introduction:The design of hand-held digital Tesla meter follows the IEC-61010-1 safety standard, and conforms to the national verification regulation of JJG242-1995 Tesla meter. Hand-held digital Tesla meter adopts not only the high-sensitivity Hall sensor and high-resolution A / D conversion chip, but also the popular single-chip computer technology and digital filtering technology . It has the advantages of high sensitivity, stable reading, low power consumption , and light weight. The measurement range is 0-2000 Mt, and the basic accuracy is ±1%. It has the characteristics of automatic zero, automatic measurement range, keeping of maximum / minimum values, etc. Feature:The product consists of three measurement accuracies, +/-1%, +/-2%, +/-5%, with different grades for different prices. (The product for this order 's accuracy is +/-1% )Dedicated to measuring the surface flux density of permanent magnet materials B, range: 0 to 2400 mTThe value can be switched by one button: mT (mite) or G (gauss).With automatic zero and auto range, and maximum hold function.With backlight adjustment, power display and automatic shutdown function.Light weight and low power consumption. Specification:Level 1 technical specificationsRange :200 mT 2000 mTRange of measurements:0 ~ 120%Minimum resolution :10uT,0.1Gs ,0.01mTBasic accuracy :±1%Number of digits displayed :4 bits (Decimal)Power supply :one 9 V battery(battery not included)Working temperature :0℃ ~ 50℃Storage temperature :-20℃ ~ 50℃Shape size :160 mm × 80 mm × 32 mmDevice weight :260 g (including batteries and wires)Hall probe Longitudinal Hall probe, wire length is about 2 meters