... chassis power: 1500WPreheating chassis preheating Size: 280x270mmPreheating chassis temperature adjustable: 0-450 °C3. Main components:Preheat oven main ... user experience of their own set different preheat temperatures.3. Machine tuning and adjustment:Infrared preheating chassis of ... chassis clean, regular use of anhydrous alcohol to clean!3. Careful, high temperature operation, safety, to prevent burns ...