Unverified85% confidenceDecision RuleTime unknown
户外/雨天场景需选带密封翻盖或硅胶封边的卡套，防水等级需达到泼溅防护（相当于IPX4级）以上，普通PVC软胶开口卡套不防雨水渗入
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85%
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Long-term
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Unverified户外/露营防潮防尘选带硅胶密封圈+双侧扣锁的箱体，普通盖仅能防灰不防水；IP等级标注IPX4以上才可短暂淋雨84% similarUnverifiedIPX4级防水仅防泼溅，不能在大雨中无遮挡悬挂使用，雨天需置于天幕或帐篷内82% similarUnverified真正防水需达到IPX4以上或标注防泼水面料+YKK防水拉链，普通尼龙腰包只能防小雨，暴雨或涉水场景需选带TPU涂层或热压封边的款式81% similarUnverified防泼水面料配合防水拉链可应对日常小雨，但非IPX级全防水，长时间暴雨或需水下操作场景须另配防雨罩。81% similarUnverifiedIPX级防水标识对驮包意义有限，应认准是否为TPU/PVC热压卷口设计（roll-top），卷口≥3折并配磁扣或插扣才能真正防暴雨浸泡；普通拉链+防雨罩仅能应对中小雨81% similar
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