Unverified50% confidenceDecision RuleTime unknown
颈绳选择带安全断裂扣（breakaway buckle）设计的款式，拉力超过约2-3kg时自动脱开，可防止被人从背后勒住或被机械/门夹卡拉伤，适合展会、机场、通勤等人群密集场景
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