Unit features a corrosion-resistant acrylic plastic case with tinted cover for easy viewing. Operates on one C battery for up to six months continuous use. Built-in battery test indicates battery condition with a button press.
Included: 1 red and blue pens, battery, and one roll of 1-month chart paper.
Specification
Humidity Range & Accuracy
5 to 90% RH; ±3% RH from 10 to 90°C, ±5% RH beyond
Temperature Range & Accuracy
-20 to 50°C; ±1°C
Chart Size
16.8H x 290L cm (6.6"H x 114" L) - 1-mth; 16.8H x 762L cm (6.6"H x 300" L) - 3-mth