HAOYI Each light base has LED beads, works with a acrylic pattern plate for showing colorful light<br> Come with IR remotes, which allows for convenient operation about dimming and ON/OFF<br> 16 static color light and 4 lighting modes to choose such as flash, strobe, fade, smooth<br> The LED base operated by 3 x AAA batteries(not include) or USB Charger Cable, which can be replaced easily<br> Lights base worked perfectly for your projects, display your DIY acrylic plate<br> Specification:<br> Power: 3W<br> Input Voltage: DC5V<br> Slot size: 72 x 4.6mm<br> Colour:Black+white<br> Material:ABS<br> Size:87 x 87 x 40mm<br> Package Contents:<br> 12 * Lamp Base.(8Pcs Black & 4Pcs White)<br> 12 * USB Cable.<br> 12 * Remote control<br> Only the above package content, other products are not included.<br> Note: Light 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.