Spec:
Item Type: Surface Resistance Tester
Material: ABS
Battery: 1 x 6F22 9V battery, 800mAh capacity (shipped with matching battery)
Continuous Working Time: More than 40 hours
Measuring Temperature Range: 40°F to 120°F (5°C to 49°C)
Measurement Humidity Range: 5% to 90%RH (more than 65%RH will affect the measurement accuracy of the instrument)
Package List: 1 x Surface Resistance Tester, 1 x Ground Wire, 1 x Battery, 1 x Manual