Operation Guide

6) Unit setting: used to set the depth unit is metric (M) or English (Ft) and the temperature unit is
Celsius (°C) or Fahrenheit (°F)
7) Map display: used to set whether to open the map display function. When the map display is turned
on, the map mode will appear in the lower left corner of the screen, and the running track of the
sonar will be displayed.
How to charge:
Unscrew the sonar sphere, find the USB charging port, connect the smaller end of the USB charging
cable to this charging port, and connect the larger end of the USB charging cable to the power port.
When the device is charging, the LED indicator will turn red. When the device is fully charged, the
LED indicator will turn green. It takes about 3-4 hours to fully charge.
Battery information:
This device contains a lithium-ion battery, which can be charged and discharged multiple times. In
order to improve the life of the battery, please do not expose it to extreme temperatures. The battery
may be dangerous. The following safety rules must be followed:
1) Do not attempt to disassemble or replace the battery;
2) Do not expose this equipment to the sun when it is not immersed in water for a long time;
3) Do not throw the battery into the fire;
4）If there is smoke, do not use the device. Avoid letting the leaked product come into contact with
the skin or eyes. In the event of an accident, wash the contact area thoroughly with cold water. If you
have any persistent discomfort or other symptoms, please consult a doctor.
Precautions:
The deepbalance fish finder is a sonar-based device whose purpose is to locate fish. The following
safety and usage rules must be observed:
1) Do not swing fishing near high-voltage power lines;
2) Do not use the equipment in any other way than the usage methods described in this booklet;
3) Do not fall, step on, stab, kick or throw equipment at will;
4) Don't let the equipment receive vibration or impact, there may be some abnormal conditions;
5) If it has any major physical damage, do not use the equipment;
6) If there is any abnormal sound or water flow when shaking it, do not use this equipment;
7) Do not throw the equipment at will, which may cause personal injury or property damage or
damage to the equipment itself, especially indoors;
8) Don't rely too much on the value of depth to avoid bottoming of the sailing ship;
9) Don't rely too much on the map function of the app to avoid collision while sailing or misleading
while driving;