joywee ff688c 3.5" phiradar color lcd boat fish finder 200khz/83khz dual sonar frequency 300m detection muti-language auto zoom phiradar this amazing fish finder is specially designed for amateur and professional fishermen to find fish location, depth and bottom contour of water, perfect to be used in the sea, river, lake and fantastic for detecting schools of fish in any particular area,suitable for ice fishing, kayak, boat and shore fishing.<br><br> <b>specifications:</b><br>material: plastic<br>display: 3.5" tft lcd<br>resolution: v320 * h240<br>front lighting: white led<br>depth range: 0.6m-80m / 2ft-984ft<br>sonar frequency: 200/83khz dual beam<br>language: english / russian/ french / japanese / finnish / polish / german / italian / spanish / dutch / korean / swedish / greek / danish<br>input power: dc 10-18v<br>operation temperature: -20~+70°c<br>item size: 16 * 10.2cm / 6.30 * 4.02in<br>item weight: 388g / 13.69oz<br>package size: 18 * 11.7 * 17.2cm / 7.09 * 4.61 * 6.77in<br>package weight: 977g / 2.15lb<br><br><b>package list:</b><br>1 * fish finder<br>1 * transducer<br>1 * power cable<br>1 * user manual (english)