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价格门槛低但需持续更换传感器耗材，长期使用成本取决于传感器单价，购买前应计算按月佩戴的累计开销

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Unverified14天一换的传感器属于持续耗材支出，没有医保或保险覆盖的用户长期使用费用负担较重，购买前应评估长期耗材成本承受能力81% similar Unverified传感器属于消耗品，需要定期标定和更换（通常每1-2年），后续维护成本不低，购买前需确认当地是否有授权服务网点80% similar Unverified传感器时长越长单日耗材成本越低（14天机型比7天机型日均耗材约省一半），但佩戴越久后期精度衰减风险越高，且脱落损失更大80% similar Unverified传感器越长佩戴周期（28天）单日耗材成本越低，但一旦提前脱落损失更大；运动量大或皮肤易过敏者反而更适合短周期传感器以降低单次损失79% similar Unverified采用半导体式传感器，价格亲民但相比催化燃烧式传感器寿命较短、长期使用可能灵敏度下降，建议关注产品标注的传感器有效期并按期更换78% similar

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