You can use an LED screen to display a pair of Devil's Eyes or two flexible screens. Our smartphone control application allows for separate imaging for the left and right eyes. Each LED screen works independently and must be connected separately to the application. The LED matrix panel is light and thin,uses RGB lamp beads,Flexible board design,can be bent and folded at . LED sign is controlled by a Bluetooth-connected app, which supports connecting multiple LED displays at the same time, making your store more eye-catching, the app has built-in many interesting modes and animations. Your phone makes it easier to customize fun patterns and text to personalize your store. The LED signs can customize text, patterns and animations. You can edit according to your own needs and ideas, you can also change the display content according to the usage scene, and you can also edit exclusive patterns and animations according to the characteristics of your own store. Communication method: Bluetooth Input:DC5V-3A Max Size:492x110mm Suitable for Multiple Occasions - The LED matrix is widely used in shops, hotels, KTV, bars, restaurants, indoor advertising signs, cars, concerts, Christmas or wedding decorations, etc. Note: Do not bend or pull the display with force to prevent damage. If the device does not work properly, please replace the high-power charger. Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly ,Due to Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:As Shown Material:ABS Package Contents: 1 sets * Smart LED Display+remote controls Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.