First, the preservation state of the waterproof key switch:
1. Keep the package while keeping it.
2. After opening the package, please use it as soon as possible, and store the remaining parts in a moisture-proof, non-corrosive gas environment.
Second, save the environment:
When storing the waterproof key switch, in order to prevent the terminal part from discoloring, please do not store it in the following environment:
1. Under high temperature and high humidity environment.
2. Places exposed to direct sunlight.
3. In an environment with corrosive gas.
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