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加拿大采购需求：LK89 LED 脉搏血氧仪，指尖脉搏血氧仪批发，LED 脉搏血氧仪供应商，4 色指尖血氧仪，医用脉搏血氧仪经销商，无创血氧仪

原文：LK89 LED pulse oximeter, Fingertip pulse oximeter wholesale, LED pulse oximeter supplier, 4-color fingertip oximeter, medical pulse oximeter distributor, non-invasive oxygen monitor

参考产品图片：
  • Facebook
  • 加拿大
  • 2025-09-26
  • lorrain****@****l.com
  • 613****543
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采购商询盘内容

I recently bought your pulse oximeter after seeing an ad claiming it also measures blood glucose without needles. Unfortunately, it doesn't provide that feature. I'd like to return it. Please guide me on the return process.
我最近买了你们的脉搏血氧仪，因为看到广告说它不用针头也能测血糖。可惜的是，它不提供这项功能。我想退货。请指导我如何退货。
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