UEi C163 Residential Commercial Combustion Analyzer w Pressure Tool Bags & Storage Up to 67 hours of ensuring clean Up to 67 hours of run time Aggressive knurl with deep channels to provide a strong grip for easier twisting and pulling 2 Thermocouples Backlight: Yes Worklight: Yes Temperature Inputs: K Type Temp differential: Yes Wireless output: Yes Free App Available: Yes Protective boot or overmolding: Yes Sensor Technology: EOS Dual Presssure Input: Yes Differential pressure: Yes Preprogrammed Fuels: 8 Start time: 60 second High altitude compensation: Yes Memory Positions: 30 Selectable units: Yes Magnetic mount: Yes Warranty: 1 Year limited Recording Data Logging: Yes Temperature probe: K Type K type input: Yes Real Time Clock: Yes Digital: Yes Automatic fresh air purge: Yes Number of display parameters: 6 line IR printer link: Yes NOx Filtered: Yes