240 X 128 Pixel, 4-level, Grayscale Fstn Display. 3-level Adjustable Incandescent Backlighting For Display & Keypad. 3.3"w X 3.3"h (4.5" Diagonal) Viewing Area. 6.1"w X 4.9"h X 2.6"d Unit Dimensions. Internal Memory Back-up For User Settings With Power Disconnected. Graphic White Line Provides Clear Image Of Bottom Hardness & Structure. Alarms For Shallow Water, Deep Water, Battery Voltage & Fish. Adjustable Range, Gain, Zoom & Scroll Speed. Waterproof Design To Ipx-7 Standards (submersible In 3 Ft Of Water For Up To 30 Minutes). Includes Transducer, Power Cable, Swivel-mounting Bracket & Owner Manual.