Touch Switch lamp desk light 3 Way Level Sensor Switch Dimmer AC 110V Description Touch lamp desk light 3 Way Sensor Switch Repair AC: 110V 3 levels: low, medium, high, then off Special Note: the energy saving lamps is not dimmable, and 3 Way Sensor Switch only applies to ordinary light bulbs (60W or less), not suited for energy-saving lamps and LED lights, pls make sure this point before purchase. Notes: If the Sensor lamp Switch can not work well,pls try the following steps: 1. Whether you have connected the wire correct? 2. The power of lamp/bulb can not exceed 60W. 3. after installing the touch device, dimming or opening lamp can not be allowed on power cord. 4. The yellow line must be connect with conductor, such as metal,can not connect with plastic or wood. 5. The 3-way switch only suitable for ordinary light bulbs ,not suitable for LED bulb or energy-saving lamps Package include: 1Pcs 3 Way Sensor Switch(110V)