For the regular power supply adapter product, the sample is free, but you need to bear the courier fee. Therefore, a quick account such as DHL or FEDEX is required. We beg you to understand that we send a lot of samples every day. If all shipping costs are borne by us, the cost will be very high. In order to express our sincerity, as long as the sample is successfully confirmed, the shipping cost of the sample will be offset when the order is placed, which is equivalent to free shipping and free shipping.

Fuyuan Electronic Co., Ltd, a Chinese company specialized in the design and manufacture of constant current led driver, has accumulated years of experience. Various in styles, Fuyuan's battery trickle charger can meet the needs of different customers. led driver is simple in structure, elegant in appearance, and soft in touch feeling. It not only brings a comfortable wearing experience but also reflects the elegant temperament of the wearer. Fuyuan have mature skills at constant current led driver. The product is easy to plug and easy to use.

The superb quality and expert support of Fuyuan is bound to satisfy more and more customers. Ask online!