Digital Peak Flow Meter Personal Portable Breathalyzer Non-contact painless Spirometry analyzer 616
The best quality and price for you as a leading producer!!!
peak expiratory flow 616
PEF: The maximum expiratory flow rate, also name the peak expiratory flow rate, refers to the instantaneous flow rate when the expiratory flow rate is the fastest during the forced vital capacity measurement.
FEV1:the volume of the maximum exhalation after maximal deep inhalation, and the volume of exhaled breath in the first second of maximum exhalation. The FEV1% measurement is a commonly used indicator for determining asthma and COPD. Asthma is mainly due to expiratory breathing difficulties, so FEV1 The % measurement will decrease or decrease significantly.
FVC: forced vital capacity refers to the maximum amount of gas that can be exhaled as soon as possible after the best effort to inhale.
PEF:0-300LPM FEV1:0.00-3.00L FVC:0.00-3.00L UNIT SIZE:111*52*31mm Accuracy:+-0.5% power :LI battery rechargeable
Vital capacity :
Vital capacity refers to the amount of gas that is exhausted as much as possible after maximal inhalation. Including tidal volume, supplemental inspiratory volume and supplemental expiratory volume.
Test the maximum ventilation capacity of human breathing, the volume reflected by the value and the expansion ability of the lung. The significance of measuring vital capacity is to measure the cardiopulmonary capacity. People with strong lung capacity generally have very good cardiopulmonary function.
Product advantages: Small size and easy to carry, the size of the palm of the host, no need for large-scale testing equipment, shell shape, convenient for adults, children, anytime, anywhere detection. Small decibels, no noise. Non-contact breath detectors are easy to breathe and more professional. It is painless, easy, healthy and non-polluting. Strong compliance, accurate testing, and more scientific breathing. Excellent product quality, has obtained the US FDA, EU CE certification
Why Choose us?
Why Choose Us?
1. 12 years of OEM Experiences for alcohol tester, breathalyzer.
2. Best Quality & Best Service with Competitive price .
3. Trial Order small quantity for retail and wholesale are accepted.
4. 100% QC inspection Before Shipment.
5. Become Alibaba Assessment Supplier and Passed TUV Factory Audit.
6. Alibaba Assessed Gold Supplier.
Our product details and precautions:
1.Our alcohol tester is of high standard, high quality, high reputation, high efficiency, good market prospects
2.. Exquisite and compact shell design, beautiful curves
perfectly fit the human palm, light and comfortable. Easy to carry, Can be used as a keychain or other decorations.durable, safe and hygienic.
3.The body is made of ABS material, which is resistant to friction, anti-pressure. hard outer shell effectively protects its internal parts from running efficiently.
4.The product does not contain batteries, and buyers need to put their own batteries, which is convenient to transport, safe and efficient.
5.Pay attention to clean the interface and the body , keep it dry, Placed at a suitable temperature.
6.Heat it several times Without blowing before collecting, Can remove alcohol residue from the alcohol tester.
How to use the product :
*product can effectively detect the alcohol content and concentration in human blood.
*It is self-tested 30 minutes after drinking.It has good reference value for vehicle drivers.
*The operation is simple, when the power is pressed, the led screen lights up and the startup sound is emitted, entered the heating mode, few second enter the blowing mode, blow it , then automatically display the results, automatically shut down after a few seconds, simple and efficient.
*The data is accurate to three digits, and the multinational measurement unit is used as the reference standard.
*Lf there is no work, no reaction, pay attention to check whether the battery is placed correctly, whether the battery has sufficient power to drive the machine, and replace the battery if necessary.
If there are logistics problems, product problems and large purchasing needs, Please contact our customer service in time, we will solve the problem for you in the first time, sincerely, you must remember we behind you and serve you silently.
Shenzhen Jinsenchuan Technology Limited is a professional manufacturer of health care products(alcohol tester, UV tester, pill box timer ). With more than 4 years producing ,R&D and exporting experience and professional aftersales services, we have build up a good reputation among our oversea customers, Our mission is to provide the best quality products and expand our own brand in the world .
Q1.: How to get the correct test result?
A1.: Test 20mins later after smoking, drinking and eating.
Q2.: Do you support OEM?
A2.: Yes. We support all kinds of OEM requests, so, if there are any needs, you can be freely to share with us to get the best supports and promptly reply.
Q3. Is it OK to print my logo on product or packing?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q4: Do you offer guarantee for the products?
A: Yes, we offer one years warranty to our products.