• Up to Six Gas Sensors：O₂, CO, NO, NO₂, SO₂, CxHy, H₂S
• Dilution Pump For CO Auto-Range Measurements Up To 10%
• Low NOx, NO, NO₂, SO₂ Capable with 0.1ppm resolution & high accuracy
• Gas Sensors are Pre-Calibrated & Field Replaceable
• Color Touch Screen with Graphing
• User Customized Display Screen & Print-Out Content
• Automatic Data Saving
• Efficiency, Excess Air, & CO₂ Calculations
• Built-In Printer (non-fading paper)
• Stack Gas & Air Temperature Measurements
• Draft & Differential Pressure Measurements
• External Water Trap for Condensate Removal
• Rechargeable Lithium Ion Battery Pack
• Unbreakable Metal Hose Connectors
• Internal Memory (up to 2000 tests) with data tags
• PC Software Package with USB & Bluetooth Communications
• App for Android Smart Phones & Tablets