These Holiday Time Tinsel Fiber Optic Concord Christmas Trees are $15.99 at Walmart.com. Shipping is free when you spend $35, otherwise it adds $5.99 to your order. You can also check your zip code for free store pickup. There are four to pick from, including the pictured silver tree. These have LED fiber optics that continuously change, and they can be powered using a standard plug or USB. Similar trees sell for over $25. Sales tax is charged in most states.