Erchang Echo Sounder Wireless Sonar

Brand Name: Erchang
Power Source: No. 7 Battery
Language: Russian
Sonar Frequency: Wireless: 125Khz
Detecting Range: 0.6-36 Meter
Sonar Coverage: 90 Degrees
Power Input: AAA
Type: F3-C
Connect distance: 200m
Depth: 100m
Feature: wireless fish finder
Type4: sonar fish