Dimensions and other data. Datamemory: 2 GB SD Card. Bluetooth datatransfer: optional. Data transmission: via USB, optionally Bluetooth. PC-Interface: USB. Power supply: Wall-plug, universal grid power supply, 100-240Vac/50-60Hz, 12V DC. Battery operated / Operating time: up to 30 hours. Weight: less than 6.5 kg. Measuring ranges: CO: 0–3%, CO2: 0–3%, O2: 0–21%, NO: 0–1000 ppm, NO2: 0–200 ppm, SO2: 0–2000 ppm, Flue gas temperature: 0–650°C.