High definition 160x100 pixel high-contrast Film SuperTwist LCD. Backlit screen and keypad for high visibility night/low light viewing. Glare-reducing curved faceplate. Depth penetration to 800'. 1200 watts peak-to-peak transmit power. FasTrack full screen flasher mode displays instantaneous sonar returns. Patented GRAYLINE separates fish and important structures on or near the bottom, from actual bottom; also indicates changes in bottom composition/hardness FishReveal shows fish targets hidden by surface clutter, thermoclines, weed beds and other underwater cover in 4 levels of gray tones. Includes integrated water surface temperature sensor. Sealed and waterproof. Full 1-year warranty.