Psychrometric Hygrometer Thermometer Plastic Sling  hand moving for Measuring Dry and Wet Conditions Temperature Range 0 to 50 Degree C Solar Power Meter Digital 0.1~1999.9W m2 Power Meter for Testing  Abron AM-301H

• Psychrometric Hygrometer Thermometer Plastic Sling hand-moving-for Measuring Dry and Wet Conditions Temperature Range 0 to 50 Degree C Abron Meteorology AM-316D AM-301H
• Measurement: percentage humidity in a room
• Range: temperature -5 to 50°C; %RH 1-99%RH
• Accuracy: %RH ±2%