Unverified90% confidenceDecision RuleTime unknown
室外球机防护等级需≥IP66，IP65仅防低压水流，暴雨或水枪冲洗易进水；沿海高盐雾环境应额外确认外壳有防腐涂层
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Unverified室外安装必须选择IP66及以上防护等级，IP65仅防喷水不防强力水柱，沿海高盐雾环境还需确认外壳有防腐蚀处理（如IK10抗冲击）89% similarUnverifiedIP55防护等级可应对户外雨淋和粉尘，但不适合长期水浸或海边强盐雾腐蚀环境，沿海或易积水点需额外评估85% similarUnverified室外安装的声光报警器防护等级必须≥IP65，能防止雨水直射和粉尘侵入；沿海高盐雾环境应选IP66及以上并带防腐涂层外壳84% similarUnverifiedIP65防护等级具备防尘防喷水能力，适合恶劣户外环境，但非防浸泡，落水场景需额外防护83% similarUnverifiedIP65防护等级意味着防尘和低压水柱喷射防水，但不能浸入水中，户外使用可应对雨淋和沙尘，但不适合水下或极端潮湿环境83% similar
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