<p>With this fish finder, you can easily obtain information such as sea surface depth and conditions, fish depth scale and fish area size, water temperature, fish schools and alarm depth.</p> <p>Features:</p> <p>This device is equipped with a sonar frequency system with LCD screen, powerful performance, and can reach up to 120 feet.</p> <p>Can sound fish sounds and depth alarms from 2 feet to 120 feet. Compact, lightweight and portable, it fits easily in your pocket.</p> <p>It can be used for boat fishing, Taiwan fishing, long-distance fishing and ice fishing. 100m/328ft cordless operation, 45m/147ft depth capability. 90 degree beam angle at 125Khz (wireless). Wireless, no need for long and heavy sensor cables.</p> <p>Specification:</p> <p>Batteries:4 AAA batteries (not included)</p> <p>Power:0.1WD</p> <p>Depth:2-120 feet</p> <p>Wireless operation:100m</p> <p>Sonar frequency:125KHZ</p> <p>Sonar beam angle:90 degrees</p> <p>Radio frequency:433.92 MHz</p> <p>Working temperature:-20~+70C</p> <p>Product size:125*72*30mm/4.92*2.83*1.18in</p> <p>Product weight:205g/7.23oz</p> <p>Packing size:250*110*80mm/9.84*4.33*3.15in</p> <p>Packing weight:350g/14.11oz</p> <p>Packing list:1*fish finder 1*sensor 1*antenna 1*USB charging cable 1*strap 1*English manual</p>