HOOK²-4x 4" Bullet Fishfinder Transom Mount Bullet Skimmer TransducerThe world’s easiest fishfinder, HOOK2 4x Bullet offers simple menus, easy access to key functions and Autotuning sonar. Powered by proven Lowrance® performance, HOOK2 4x features wide-angle, Broadband sonar coverage. Just plug it in and fish. Yes, it's that easy.Features:4-inch SolarMAX™ Screen - Get crisp and clear views of fish and fish-holding structure with the excellent clarity and daylight visibility of a high-resolution SolarMAX™ display.Automated sonar settings - You will spend more time fishing and less time dialing in your sonar with HOOK2 Autotuning sonar. Just plug it in and fish. It doesn't get any easier.Easiest-to-use menu operation and Dedicated Keypad - Make the adjustments you want with fewer key presses via a simplified menu layout and dedicated keypad.Lowrance® Wide-Angle Broadband sonar - Proven Lowrance Broadband sonar makes it easier to stay on the fish, delivering the best traditional sonar views.Easy front-dash or quick-release bracket mounting installation - Pick the best installation option for your boat from simple flush-mount and quick-release-bracket installation options.Specifications:Display: 4" (101.6mm)Resolution: 480 x 272Backlighting: LEDPower Output: TBDOperating Frequency: 200 kHz,Operating Voltage: 10.4-17 VDC (min-max)Warranty: One yearDepth Alarm: YesShallow Alarm: YesTemperature Readings: YesTransducer Type: Bullet SkimmerDisplay Type: WVGA color TFT LCDBacklighting Levels: Adjustable Screen And KeypadWaterproof Standard/rating: IPx7Product Width: 6.51" / 165.3 mmProduct Depth: 3.31" / 84 mmProduct Height: 3.80" / 96.5 mm Power Supply (Supply Voltage): 12 vDC (10-17 vDC min-max)