How to use the gel hand warmer: break the small iron piece inside the hand warmer with your hands, the liquid inside will quickly become solid, and the hand warmer can heat up.

The heating of the hand warmer is an oxidative exothermic reaction, and the high-purity iron powder undergoes an oxidation reaction with oxygen in the air under the action of a catalyst to release heat. The amount of oxygen permeation is controlled by using non-woven fabrics, etc., so as to control the oxidation reaction rate and adjust the temperature and time of heat generation.

Open the package and remove the sticker on the back of the hand warmer. It is best to stick it on the outside of the underwear. If it is because of dysmenorrhea and other problems, you can choose to stick it on the lower abdomen to relieve pain. Note that the use time should not exceed 4 hours, after use, gently tear it off from the clothes. When you get it, the first time you look at the production time.

The use of gel hand warmers is described as follows:

Do not mix with other heating tools. If a hand warmer is attached, do not use heating equipment such as Little Sun to prevent local burns due to excessive local temperature. No need to rub before use. Because rubbing will puncture the inner temperature-controlling breathable film of the warm baby, avoid damage or damage to the vacuum plastic packaging bag, and the contents will fall.

Avoid use while sleeping. When sleeping, the quilt will wrap us to form a semi-closed space. At this time, the use of hand warmers will prevent the heat generated by the warm baby from dissipating, causing damage to the human body, and people’s ability to perceive in sleep is reduced, making it easier to get burned.

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