This sturdy, battery-operated hygrothermograph can record for up to 32 days. Select 1-, 7- or 32-day operation with the flip of a switch. Reads humidity range of 5 to 90% (±3% from 10 to 90% RH). Temperature range is -10 to 50°C (14 to 122°F). Quartz-controlled drive mechanism consistently rotates chart drum even when batteries are weak. Lightweight, corrosion-resistant...
This sturdy, battery-operated hygrothermograph can record for up to 32 days. Select 1-, 7- or 32...