Unverified80% confidenceDecision RuleTime unknown
磁吸底座警示灯的磁力需能抵抗高速行驶风阻，选带钕铁硼强磁且吸附力≥15kg的型号，普通冰箱贴级弱磁在80km/h以上易被吹落
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80%
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Long-term
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Unverified磁吸底座是车用应急灯的关键功能，可吸附在车身钣金或引擎舱做免手持照明；选磁力≥3kg拉力的，弱磁吸易脱落。带挂钩+磁吸双固定的通用性最好79% similarUnverified壁挂磁吸刀架承重取决于磁力总和，中式重菜刀（400g以上）需选标称单点吸力≥3kg的强磁款，普通磁条易滑落砸落79% similarUnverified冰箱侧面收纳架优先选磁吸款，磁力≥8磁点/条才能稳固吸附并挂载2kg以上物品，弱磁款放酱油瓶容易整体滑落79% similarUnverified冰箱贴磁性清单本磁力需覆盖整个背面或有4角磁点，单点弱磁贴薄纸有效但贴厚本（>3mm）易滑落，选磁面积占背面≥50%的款78% similarUnverified磁吸强度看吸力值，官方MagSafe磁环约1200-1500g吸力，第三方低于800g时开车过颠簸路段或倒挂使用容易脱落78% similar
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