English to Chinese Tech/Engineering Furniture / Household Appliances 仪器

Care of Product
Avoid exposing unit to extreme temperatures or severe shock. Do not immerse in water. Wash by hand only, wipe with damp cloth and dry.
*The anti-microbial additive does not protect users or others against food bacteria.

最后一句话怎么翻译好，这个是一篇温度仪器的操作说明，最后一句话怎么感觉有点脱离主题。