完全封闭的停止装置防尘防湿。
Totally enclosed brake mechanism protects against dirt and moisture.
第二个数字表示防湿气、防水侵入的密闭程度。
Second number said moisture proof, waterproof airtight degree.
避免将产品暴露在阳光下或者其他热源的地方,注意防湿防尘。
Do not use in humid or dusty, under direct sunlight, or other heat sources.
避免将产品暴露在阳光下或者其他热源的地方,注意防湿防尘。
Do not use in humid or dusty, under direct sunlight, or other heat sources.
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