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Note:

1.This product does not have the original packaging, the original packaging box is very large and heavy, taking into account that it will increase the cost of shipping, and the original packaging is easy to break in transit, are replaced with a small box packaging. Batteries are not included.
2. Please read the instructions carefully before use and pay attention to the surrounding environment during operation.
3. Please take precautions to avoid burns on skin and clothing by wearing protective equipment such as eye protection and gloves for combustion and reagent experiments.
4. Minors should purchase and use under the supervision of a guardian.
5. After the experiment is finished, please do the follow-up work and store the experimental equipment in a place where children can not touch.

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