yihong christmas fairy string lights usb powered, 33ft twinkle lights with rf remote, color change firefly lights - 13 colors yihong create visual feast for eyes with those wonderful color changing fairy lights, they are low voltage lighting and safe to use.<br><br> <b>what has been upgraded</b><br> usb powered vs regular string lights, no need to change batteries frequently;<br> sturdier,easy to get broken apart, yet flexibility to bend and modeled remains;<br> fascinating color changing,13 colors at your disposal, high color rendering creates immaculate ambience for various occasions.<br><br> <b>what you can do with the remote</b><br> 1. 13 colors optional.<br> 2. 3 levels of adjustable brightness.<br> 3. able to have one specific color strobe.<br> 4. able to cycle through all 13 colors.<br> 5. able to set timer to have the light automatically stay on for 6hrs and off for 18hrs everyday.<br><br> <b>specifications: </b><br> voltage:5v<br> light length: 33ft/10m<br> leds quantity: 100<br> remote control battery:cr2032<br> remote control type:rf<br> maximum remote control distance: about 8m/26.2ft<br> application: indoor. <br> note:only the light string is waterproof, please keep remote, receiver and usb port away from humid conditions. <br> please point the remote to the receiver <br><br> <b>package includes:</b><br> 1x 31ft usb fairy string lights<br> 1x remote<br> 1x receiver<br>