Lucky FF916 Wireless WiFi Fish Finder Sonar Detector Ball

This Wireless WIFI fish finder can be used in ocean, river or lake and is fantastic for detecting types of fish in any fresh water or salt water. This WIFI Fish finder is based on Sonar technology. The WIFI transducer sends a sounds wave signal, the returned "echoes" are transmitted with WIFI technology to the IPHONE, IPAD or other intelligent device, then all the underwater information is displayed on the screen, including the water depth, water temperature, bottom contour, fish location and depth. The wifi range coverage is up to 50M and can connected with the maximum of 5 devices ,but only one can be operated at a time. With selection of 12 ( twelve ) languages: Russian,German,Dutch,Spanish, French, Japanese, Korean, Hungarian,Portuguese, Polish,English, Chinese and powered by 3.7V built in rechargeable lithuim battery.