Testo™ 174H Mini Temperature/Humidity Data Logger

Reliable humidity and temperature monitoring for indoor climate conditions in warehouses, production, and process areas, even confined spaces. Capacitive humidity sensor with proven long-term stability. Displays both current temperature or humidity values. IP20 protection class. Secure data protection, large memory, alarms easily viewed on display. Software operating system: Windows® HP, Vista®, Win7®. Free software download at www.testo.com, or order optional Testo ComSoft Basic CD for data management. Wall bracket, two batteries, and Certificate of Conformance included. Optional NIST certficate available.