Portable Wireless Sonar Fishing Alert Fish Finder

Feature:
The unit is equipped with a sonar frequency system with LCD screen that provides powerful performance up to 120 feet.
Audible depth alerts from 2 feet to 120 feet in depth.
Small, lightweight and portable, it fits nicely in your pocket.
Can be used for boat fishing, platform fishing, long range fishing and ice fishing.
100m/328ft wireless operation, 45m/147ft depth capability.
90 degree beam angle at 125Khz (wireless)
Wireless transducer, no more long and heavy cables.

Specification:
Battery: 4*AAA battery (not included)
Power : 0.1W
Depth : 2-120ft
Wireless operation : 100m
Sonar frequency : 125KHZ
Sonar beam angle: 90 degrees
RF: 433.92 MHz
Operating temperature: -20~+70°C
Commodity size: 125*72*30mm/4.92*2.83*1.18in