Please visit the website of the Royal Duke，All directors of this company in the long-term concern and support of internal and external development of the cause of the Royal Duke of dealers and users that the most sincere gratitude！
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DUKE501

安全静音-互锁电路设计
大轮径，低转速设计，悄悄换气，静静排污。经检测风力大，噪音低，换气更强劲。所有材料均采用阻燃ABS，耐高温强，不易变型。电机采用日本矽钢片，电机采用可复性热保装置，安全可靠。
 
Copying：Tongxiang Huangshi Duke Trade Co.,LTD