Testo 300 flue gas analyzer with O2 and CO sensor up to 4,000 ppm (0633 3002 78) , USB mains unit, including cable (0554 1105) Compact basic flue gas probe, 180 mm; Ø 6 mm; Tmax. 500°C; 1.5 m hose; including cone for fixing (0600 9740) , 1 x Testo 510i Smart probe manometer (0560 1510) , 2 x Testo 115i Smart probe pipe clamp thermometers (0560 2115 02) ,1 x Testo 316i gas escape detector (0560 3161), Testo Bluetooth connector (0554 3004) , soft-case style Instrument bag (0516 3001) With this kit, you will be equipped for the most important measurements involving domestic heating systems: the testo 300 NEXT LEVEL flue gas analyzer is supplied with O2 and CO sensor up to 4,000 ppm, basic flue gas probe, testo Bluetooth® Connector, 1x testo 510i bluetooth differential manometer, 2 x testo 115i bluetooth pipe clamp thermometer, 1 x testo 316i gas escape detector, instrument carry case, AC USB power supply. • Designed for domestic boiler service, 4,000ppm CO sensor and O2 sensor fitted • Efficient, wireless parallel measurement of up to four testo Smart Probes simultaneously • Supplied with 1 x testo 510i Smart probe manometer, and 2 x testo 115i pipe clamp thermometer Smart probes • also includes testo 316i gas leak detector • Practical second screen function and easy data integration into user-specific software via QR code output