... :1) Dual-frequency: 50 and 200 KHz2) 5.6-inch TFT LCD display with 8-color or multi-level ... feet, 150fathoms, 200 passi/braza)(5) Zoom RangeTimes 2, 3, 4 and 5 ranges(6) Bottom Lock Expansion Range5/10meters, ... ), 300W(12) Pulse-length/TX rateDisplay End Depth(m) 5, 10, 20, 40, 80, 150, 300Pulse-Length(ms ... 12-24 VDC -10%, +30%: 1.0 - 0.6 A3. Environmental Condition(1) Ambient Temperature0 to + 50(2) ...