COSWALL Luxury Wall Switch Double Dimmer Regulator 300W Maximum 1 Gang 2 Way Light Switch 154mm*72mm AC 110~250V Reminder: the range of the dimmer is 15-300W, the application lamp is Incandescent Lamp, Halogen Lamp, Fluorescent Lamp and so on.(but do not suppport LED lamp and energy-saving lamp) Shipping 1.You can ask the seller about the shipments to other countries or higher quantity. 2.We are always working hard to ensure your package arrives as soon as possible. Please understand that some factors like weather, high postal traffic, and the performance of shipping companies are outside of our control. 3.Usually product Reaches after about 12-45 business days depending on destination.If you have not received your shipment within 45 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Refund or resend product will be offered if item still not received. 4.We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important. We ask you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.It is impossible to address issues if we do not know about them!