RASI300C with O2 long Life, CO-H2 (0-20000 ppm), Bluetooth ( IOS/ANDROID), IRDA Printer,  communication for use with free app MRU4U,  flue gas probe with hose (250×8 mm), new designed water trap with Teflon coated filter, LI-Ion rechargeable batteries, USB charger lead, wall charger, spare filter, calibration certificate, tightness test hose,  Velocity Pro Gear Rogue 13.0 Tester Bag and MRU4U software (light version)