Item Type: Anemometer Model: MS6252A Material: ABS Color: Orange Battery: 1 x 6F22 9V (battery not included) Purpose: wind speed, gas flow rate measurement Wind Speed Measurement UnitMeasuring Range ResolutionMarginal Value Accuracy m/s0~300.010.35%0.1 ft/min0~58601.968605%20 knot0~550.0190.65%0.2 km/h0~900.03615%0.4 mph0~650.0220.75%0.2 Wind Temperature Measurement UnitMeasuring RangeResolutionAccuracy C -10~+450.12 14~1130.23.6 Temperature SensorNegative Temperature Coefficient Operating Temperature -10~+45(14~113) Operating HumidityNo more than 90%RH Storage Temperature -10~+50(14~122) Power ConsumptionAbout 6mA Wind Flow Range CMM: 0-999900m3/min CFM: 0-999900ft 3/min UnitRangeResolutionInterval CFM(FT3/MIN)0-9999000.001-1000.001-9999 CMM(M3/MIN)0-9999000.001-1000.001-9999 1The anemometer has good performance, high accuracy and accurate measurement. 2Large range measurement, suitable for measurement in a variety of environments. 3Adopting portable design, it is small in size, compact in structure and easy to carry. 4With LCD backlight display, you can easily read data in the dark environment. 5It is made of high?quality ABS material, sturdy and durable, and has a long use time. 1 x Anemometer (Battery Not Included) 1 x Screwdriver 1 x Manual 1 x Carrying Case