Skin, potato and saltwater fish should not be fed with these three feeds. Feeding crabs with pork skins has a low feed conversion rate and high fat content in the skin. After a large number of feeds, it tends to form a layer of oil film on the surface of the water body, which can easily lead to the lack of oxygen in the water and affect the growth of crabs. Crabs do not like to eat potatoes. After they are fed in large numbers, they are more likely to cause deterioration and deterioration of water quality and cause crab disease. Sea fish are frozen for a long time and there are a large number of germs. Long-term large-scale feeding of seawater fish has a high incidence and mortality. At the same time, the salt content of seawater fish is high, and the development of gonads is accelerated after the crabs ingest, and sexual maturity is advanced, affecting the marketing specifications of crabs.

Waist Heating Pad is similar to regular Heating Pad, but normally used specifically to relieve pains caused to human waist.

It is with a detachable controller with 4 temperature settings as option.

It will shut off automatically after 2 hours for the sake of safety.

Besides, the internal heating element also has the function of overheating protection, to ensure safety when people use it.

Below image as a reference:

Waist Heating Pad

Heating Pad for Waist, Waist Heat Pad for Winter, Multi-Purpose Waist Heating Pad, Large Waist Heat Pad

Ningbo JustLive Electrical Appliance Co., Ltd , https://www.makeheat.net