Equipped for maximum sonar coverage, the PiranhaMAX 15 offers 60° Dual Beam sonar with a wide 60° beam for fish identification and a precise 20° beam for better bottom detail. Clearly see fish from the wide beam as hollow symbols, and fish below your boat as solid symbols. Plus, the new High Resolution 160Vx132H Display with new 4 level Clear Edge Inverse Grayscale shows sharper images of the bottom, fish and structure. Plus, water temperature included lets you locate the areas fish prefer. The One-touch™ fishfinder design keeps it simple to use the most important features including Fish ID+ with target depth, Zoom, Depth Alarm, and Fish Alarm. High Definition 160Vx132H LCD Display for Sharper Image True 4-Level Grayscale Delivers a Clearly Better Image of Bottom, Fish and Structure Exclusive 60° Dual Beam Sonar Covers Wider Area with Better Bottom Definition Fish ID+™ shows Fish in Wide Beam as Hollow Symbols, and Fish in Narrow Beam as Solid Symbols Big, Easy Reading Digital Depth Easy One-Touch Control Accesses Full Set of Advanced Features Water Temperature Included Ultra-Compact Size Mounts Almost Anywhere 600’ Depth Capability, 100 Watts RMS (800 Watts PTP) Backlit Display for Night Fishing Built Marine Tough & Waterproof Made in the USA