Features: COMPLETE SEWING MACHINE LIGHTING KIT: LED strip with very strong 3M adhesive tape, touch dimmer, USB power supply,5ft cord and 5pcs adhesive clips Specifications: cuttable every 1 LED lights 18 LED lights on 11.8 inch(30cm) Total length(led ligth and usb plug is about 2m if the led strip is too long, just cut it every 1 LEDs at the designated cut marks USB powered you can plug the USB switch to the USB power adaptor OR powered from any USB device how is computer, desktop, laptop, tablet, powerbank etc. touch dimmer :adjust brightness as you want 5V working voltage low cost & energy efficent