I6-118-002 A single control switch - Hotel switching a single control switch is the most common form of life switch, but the operating principle of the single control switch Maybe some people do not know, is actually very simple, So let us switch manufacturers to explain the principles of which: single control switch has only two terminals, dual-control switch has three terminals; difference in usage: Single control switch means a switch to control a lamp, dual-control switch refers to two different places, the same lamp control opening and closing, such as living room, stairs and other locations, so that we do not have to turn off the lights (entrance doors), the dark back bedroom, very convenient; dual-control switch can be a single control switch using a single control switch can not do dual-control switch. Manufacturer information: Wenzhou Hua Chao Electronics Co., Ltd. Website: www.huca.com Address: Wenzhou Binhai Economic Development Zone, Zhejiang, two coastal Road 1177 Tel :0577 -86,837,997 Fax 577 -86822992 Contact: Mr. Zhu Mobile: 13345875858 Wenzhou Hua Chao Electronics Co., Ltd. is a professional architectural electrical lighting research, development and production company. The main products are: Engineering wall switch, switch socket engineering, construction wall switch socket, switch engineering, engineering socket, wall switch hotels, hotel switch socket. More about I6-118-002 A single control switch - Hotel switches, wall switch socket edited by engineering plant. Related Recommended: www.huca.com/Product_208.html www.huca.com/Product_478.html