设置
快速交货
免运费
国际贸易术语
支付类型
市场产品
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Product List
In a double pole, double throw switch, the user can turn the power on and off and choose between two settings. An example of a double pole, double throw switch is a blow dryer. When the unit is turned on, both the fan and heater are turned on at the same time. The user will decide if they want it on low or high fan with low or high heat.
PTM Published on: 2011-11-11
