The CUDA 168 fishfinder is loaded with fantastic fish-finding features - including temp - designed to put more bites in your fishing! Features: Display: 4" (10.2 cm) diagonal screen Film SuperTwist LCD 168 vertical pixel resolution Backlit screen 4-level grayscale Sonar: Depth capability to 600 ft* (183 m) with 800 watts of peak-to-peak power High-performance, low-profile 200 kHz Skimmer transducer with built-in temp delivers a wider, more effective fish detection area of up to 60 with high sensitivity settings - Operates at boat speeds up to 70 mph (61 kts) FishRevealTM feature exposes fish targets hidden in surface clutter, weed beds, thermoclines, and other types of underwater cover HyperScrollTM feature locates and displays fish targets at higher boat speeds Advanced Signal Processing (ASPTM) automatically adjusts your settings for the best sonar picture Patented GRAYLINE separates fish from nearby structure and bottom Advanced Fish I.D.TM shows underwater targets in different sizes of fish symbols FishTrackTM displays target depth readings above fish symbols Surface water temperature readings come from a built-in temp sensor in the transducer Zoom with zoom bottom tracking and easy zoom-in/out control Optional Portable Version: Optional pack includes Port-Power Pack case and portable 200 kHz Skimmer transducer with suction-cup mounting bracket (batteries not included) Performance: Ultra compact case design with an adjustable tilt, quick-release mounting system Easy to connect/disconnect with uniplug cable connector Internal back-up memory for key sonar settings Completely sealed and waterproof, even for use in harsh saltwater environments Full one-year warranty * Actual depth capabilities depend on transducer configuration and installation, bottom composition and water conditions. All sonar units typically read deeper in fresh water than salt water