$400 - $500, Humidity Hygrothermographs, Oakton

WD-35701-00 Oakton Economical Minidrum Hygrothermograph by Oakton

Our most economical hygrothermograph!

This compact hygrothermograph is our most economical model. Drive is quartz-controlled for accuracy; operates for six months on one AA battery. Features corrosion-resistant acrylic housing. Includes 1 sheet of 7-day, °C chart paper and and one AA battery. Order additional chart paper and pens separately.

• Includes AA battery (1) and 55 sheets of 7-day, °C chart paper
• Uses humidity sensing coil for accurate, consistent readings
• Built-in LCD clock in base lets you view time at a glance