Luminoodle TV Bias Lighting - USB Powered LED Light Strip Kit - TV Backlight Home Theater Light System (Medium) REDUCE EYE STRAIN: Increasing the ambient light in a room prevents our eyes from straining to adjust between a bright screen and dark room, preventing headaches and eye dryness. IMPROVE CONTRAST: In a dark viewing area, eyes perceive black as shades of gray and colors look more washed out. The Luminoodle brightens the room without a screen glare, improving color and contrast. BEAUTIFUL GLOW: High quality, true white LEDs turn any TV room into a beatuiful home theater area, adding a comforting glow to the room. INCLUDES: 78 inch (2m) LED light strip (6500 Kelvin) with 3M adhesive that plugs into your TV's USB port. *Input: 5W (5V, 1A). Please check USB output prior to use. 1 YEAR WARRANTY: Power Practical offers a one year warranty on all products with friendly, easy to access customer support.