Here is some of the listed features of this product.
High Resolution Display - High speed, 525 bit, three color LED display
Three Color Signal Indication
Red indicates a strong signal
Orange indicates a medium signal
Green indicates a weak signal
Six Depth Scales - 0-20', 0-30', 0-40', 0-60', 0-80', and 0-120'
Exclusive Interference Rejection technology
Ultra sensitive receiver separates targets to as close as 1 in.
Adjustable sensitivity control
Weatherproof high impact case
Power output: 400 watts peak-to-peak (50 watts RMS)
Frequency: 200 kHz
Current draw: 200 MA
Display resolution: 525 segments
Power consumption: 275 MA at 12V DC
Unit dimensions: 4.4" high x 6" wide x 2.5" deep
Unit weight: 1.1 pound
2 year Manufacturer's warrantyFishUSA StaffProfessional Angler