When charging, you can gently shake the bag body to prevent uneven water temperature inside the bag and ensure a uniform water temperature. The surface of the hot water bag must not be pricked or pressed with sharp objects or forcefully dropped to avoid rupture and leakage, which may cause injury. If there is any damage or leakage, it must not be recharged and used.

When using a hot water bag for heating, make sure to tighten the lid. It's best to put a protective cover on the outside of the hot water bag to prevent water from flowing out and causing burns.

3. It is important to note that the water temperature should not be too hot and the duration should not be too long. The hot water bag should be placed 10 centimeters away from the dry feet, not on the feet. It is best to put it under the covers before going to bed and take it out when sleeping.

4. Nowadays, there are many types of hot water bags, but their quality varies greatly. When purchasing, consumers should choose well-known brands and must never buy "three-no" products. At the same time, you should also carefully read the usage methods and precautions in the product manual to better understand the product features. For example, the instructions state, "Do not charge or heat when the water is half filled and the air is not completely discharged to avoid safety accidents such as bag swelling and cracking," and "During the charging process, the power must be turned off when no one is around."

5. Before powering on, check if there are any water droplets on the socket of the electric hot water bag. For safety reasons, make sure the socket is dry. Then, first plug in the electric hot water bag plug, and then plug in the power plug to power it on. After the power is turned on, the power plug should be unplugged first, and then the plug of the electric hot water bag should be removed.

6. During the power-on process, do not hold the electric hot water bag in your arms. It is strictly forbidden to drop or sit on it to prevent liquid leakage. It is best not to leave the site when the power is on. Pay attention to observing the indicator lights. Only when the indicator light goes out does it indicate that the power is on and the heat storage is completed. It usually takes 5 to 10 minutes to charge.

7. It is strictly prohibited to heat the electric hot water bag by boiling in water or roasting over fire. If the liquid inside the electric hot water bag leaks, stop using it immediately.

8. It is strictly prohibited to use the hot water bag while it is charging. Do not place the hot water bag directly against the skin after it has been charged to prevent burns caused by excessive heat.

9. It is important to note that the water temperature should not be too hot and the duration should not be too long. The hot water bag should be placed 10 centimeters away from the feet, not on the feet. It's best to put it under the covers before going to bed and sleep

Take it out when you feel it. When using a rechargeable hot water bag, the plastic small hole cover on the bag should be opened regularly to release the air. The lifespan of an electric hot water bag is generally about one to two years. Even for high-quality electric hot water bags, the internal circuits and structure are constantly aging during use, posing a risk of malfunction and short circuit. It is best to replace them if this period is exceeded.

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