Portable Fish Finder
Lucky
Water-resistance design Wide & Clear Don matrix LCD display window Display bottom changing contour High/Low sensitivity setting, audible fish and depth alarm 60 meters wireless operational range Wireless sensor with 90-degree beam angle Water temperature and battery strength indicator User selectable feet or meter readings The battery of wireless sonar is replaceable Depth capability: 328 feet (transducer mode 200kHz) / 120 feet (wireless mode 125kHz)
Lucky_Myanmar_Manual2.pdf
Trusty