1. Freshwater waters
Lakes: Lakes are usually calm and have small waves, which are suitable for towing with manual boat trailer winches.
Before towing, check whether the winch cable is intact to ensure that there is no wear or breakage.
When towing, maintain a stable speed and avoid sudden acceleration or deceleration to avoid damage to the winch or the boat.
Rivers: The water flow in the river may be fast, so special attention should be paid when towing.
Before towing, you should understand the water flow of the river and choose an appropriate towing route.
When using the winch, the towing force should be adjusted according to the water flow speed to prevent the boat from being washed away or out of control.

2. Seawater waters
Nearshore: Nearshore waters may be affected by factors such as tides and waves, and more caution is required when towing. Before towing, check whether the fixing device of the winch is firm to ensure that the winch will not fall off or be damaged during towing. When using the winch, the towing force should be adjusted according to the size of the waves and the changes in the tide to keep the boat stable.
Open sea: The sea waters are windy and rough, and it is usually not recommended to use a manual winch for towing. If it is really necessary to use it, ensure that the winch has sufficient towing force and stability, and be equipped with professional operators and necessary safety equipment.

3. Special waters
Swamps or wetlands: The ground in these waters may be muddy and easy to get stuck. Before towing, make sure that the winch cable is long enough to bypass obstacles when necessary. When using the winch, maintain a steady speed and avoid sudden stops and turns on muddy ground to avoid damaging the winch or the boat.
Ice or frozen soil: When towing on ice or frozen soil, pay special attention to anti-skid and anti-freeze. Anti-skid devices such as anti-skid chains or anti-skid pads can be added to the winch cable. At the same time, ensure that the fixing devices of the winch and the boat are firm and reliable to avoid falling off or damage during towing.

4. General precautions
Choose a suitable winch: Choose a suitable manual winch model and specification based on factors such as the weight, size and towing distance of the boat. Ensure that the pulling force of the winch can meet the needs, and avoid damage caused by excessive use.
Correct installation and use: When installing the winch, ensure that it is firmly and reliably connected to the boat or trailer. During use, follow the correct operating procedures to avoid overloading and long working hours.
Regular maintenance and care: Regularly inspect and maintain the winch, including checking the wear of gears, bearings, cables and other parts. Replace severely worn parts in time to ensure the normal operation of the winch and extend its service life.