国产欧美一区二区另类精品_中文字幕精品一区二区精品_日本免费新一区二区三区_欧美日本韩国一区二区

Model features:

Using a novel, efficient, energy-saving burner, thermal efficiency.

Flame detection device, adjustable temperature controller, a flameout protection device, burn you with the rest assured, comfortable.

Intelligent automatic temperature control, no heat, no residue, avoid the acid value increase, black oil, greatly reducing the working range