Klein Tools Inc Quad Input Temperature Logger

Four-input dual differential digital temperature tester offers logging, monitoring and uploading capabilities to help analyze system performance trends with the included software. The IP67: Waterproof, dust resistant rating means you can take it into harsh environments. Some other functions include Differential T1-T2and T3-T4 and Data Logging. Great for HVAC applications. Includes thermocouples, magnetic hanger strap, USB power adapter and batteries.