ENHANCE Adjustable Color Projection Mood Light with Multicolor LED Bulb , Color Changing Control Strip & USB or Battery Power &ndash; Great for Decorative Ambiance , Kids Bedroom Night Light & More ADJUSTABLE COLOR PROJECTION LAMP provides a soothing and colorful ambiance making it the perfect backlight for your TV, computer monitor, or anywhere else you'd like to add some style to 256 DIFFERENT CYCLING COLORS: Customize to your choice by pressing the desired color on the LED control strip USB OR BATTERY POWERED: Utilize the included USB power cable or go portable by using 2 AAA batteries for cordless ambient lighting TECH SPECS - Power input: DC 5V  500mA or 2 x AAA , Battery life: 6-8 hours , Light output: 150lm , Dimensions: 5.25 x 5 x 3.5, Weight: 5.82 ounces 3 YEAR WARRANTY: Guaranteed quality with a 3 Year Manufacturer Warranty