The Base comes with a 30-inch USB Power cord to use instead of batteries. 1/8 thick acrylic 5" x 7 1/2" (acrylic+base) LED light base with 16 different color choices with dimensions of 3 1/2" x 3 1/2" Remote control that allows you to change colors, flash, strobe, fade and adjust the brightness of the light. Remote takes a disk-style CR2025 battery (included)/ Base takes 3 AA batteries for wireless (NOT included). Remote is 3 1/4" x 2" Experience the magic of your design laser-etched into acrylic, brought to life on our innovative base. Effortlessly control the ambiance with the included remote, cycling through 16 colors, engaging flash and strobe options, smoothly transitioning shades, and fine-tuning brightness to match your mood.