The UT-20OSi comes ready-to-use. Versatility and power (BTU's) are combined in this model which features a built-in Piezo electric starter for self- ignition anywhere. Featuring five adjustable temperature settings and a 63 ml gas tank capacity, the UT-20OSi gives over 4.5 hours of operating time. The UT-20OSi comes standard with a soldering tip, heat tip and protective cap.