A Dual System with Advanced Designs - This station combines soldering station and hot air rework station for versatile uses when it provides dual display system & dual power switch and other advanced software functions. Comply with UL Standard(U.S.), Important Evaluation for Safety Electric Appliances. Intelligent Temperature Control - With the high-end precision PID program, the station can monitor and correct the actual temperatures at high speed with fast temperature compensation to provide the accuracy that your projects ask for. Anti-static Design/ ESD Safe Design - It can help prevent static or leakage damage to components. Exclusive Fail-Safe Protection- This is an upgraded & exclusive safety design. Should the hot air gun stop putting out air unusually during use, the program will automatically set an alarm and cut off the power to the heating element to ensure safety. Choose YIHUA with Confidence – Enjoy our 12-month US- exclusive manufacturer technical coverage and 24/7 professional assistance on Amazon. Note: This model is designed to operate on 110-127V with a US-standard power plug.