The product has a high temperature protection program. When the temperature is higher than 300 degrees, the wind speed cannot be reduced to below 5, otherwise the product will be ed out.Fan is 12 v 0.2 AModel:8858Voltage:just have 220vDescription:1. Comfortable portable and the Dial LED display.2. Microcomputer control , warming-up quickly.3. Adjust the air flow and temperature control keypad.4. Refer to the instructions included with three kinds of nozzles ( big , medium and small ) repment part.5. Would rep the part if the resistance value is incorrect.6. When the temperature is le than 70°c , can stop rotation automatically.7. High-quality resistance good for long service life8. Safe solder QFP , C , and other temperature-sensitive components.