1 Review(s)
Product: JM_IS_0141

ITSU Zhi You Knee IS-0141 (Free LK87 Finger Clip Oximeter) [Original Licensed]


  • Equipped with 6 3D air cells to wrap the legs to relieve muscle tension
  • 3 Smart Featured Modes
  • Massage for legs, knees, feet, arms, etc.
  • 3-stage massage intensity adjustment
  • With hot compress function, promote blood circulation
  • Power storage design, relieve fatigue anytime, anywhere
  • Magnetic remote control storage design

Licensed Import

Warranty period: 12 month(s)


Deliver within 6 to 14 working day(s)

Purchase Exceed $400 EnjoyFree Shipping

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LK87 Finger Clip Oximeter Heart Rate Pulse Perfusion Index PI Oxygen Monitor (Blue and White) Keep an eye on the blood oxygen concentration at any time, easy to use parallel imported goods

Oxygen monitors work by passing a beam of red and infrared light through the pulsating capillary bed,

The amount of red and infrared light emerging from the tissue is then measured by sensors.

relative oxyhemoglobin (Hb0) absorption of light, then according to Beer-Lambert's law

Deoxyhemoglobin was processed and blood oxygen saturation (SpO2) was determined.

For sport or aviation use.


  • Free local delivery service will be provided upon transaction amount of products of HK$400. For spending less than HKD$400, HKD$50 delivery fee will be charged.
  • We will arrange the shipment within 6-14 working days after the order is confirmed. (Unless marked seperately)
  • Please note that the delivery time will be affected by statutory holidays, natural disasters, traffic or the weather.
  • All order confirmations are subject to stock availability. In the event of the unavailability of the requested products, ESD Services Ltd. has the right to reject the order and notify customers by phone or email before delivery for rearrangements.


General terms

  • Items sold are non-refundable.
  • The products are supplied by J&M Company Limited
  • All of the products are provide FREE delivery (Additional shipping charge involved if delivery to Discovery Bay, Sheung Shui, Sai Kung, Yuen Long and outlying areas, please enquire at time of order.)


Exchange Policy

  • Customers are responsible to check the condition of goods received at the time of delivery. Once confirmed, no replacement is accepted.
  • Products shall be kept in the original package with good conditions for return or exchange. Products that has been worn, used, or altered will not be accepted for return or exchange.
  • If any other defective or missing item is found, customers are required to keep the original receipt and contact J&M Company Limited Customer Service Department via the below channels within 3 days from the date of delivery.
    Email: cs@jnm.com.hk
    Customer service hotline: 852 6657 1169



User Reviews

cheung k*** c*** 2023-01-19
The knees messaging device is wonderful with functions of soothing messaging, and heating heal effects to relief knees pains.
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