Bacterial filtration efficiency (bfe) ≧95%, to prevent pathogenic microorganisms, body fluids, particles, etc. Effectively block the spread of PM2.5, pollen, dust, saliva and other substances.
With the help of a smart doorbell cameras, you'll always know who is at your door, even when you're not home. Tell the delivery man where to leave a package, see when guests have arrived, and know when your kids have left and returned home.
Impeller, also known as the working wheel. The only component in centrifugal compressor that works on the air flow. The most important part of a rotor. The impeller is not only the impeller with moving blades, but also the component of the impulse steam t
Our concern is: the comfort experience when you wear our masks. What we care about is: Sorry, we haven't made our products available to the whole world, face mask made in China.
Made of micro fibre electrostatic melt-blown and hot air cotton, and PP spun-bonded non-woven fabric, making it to be 5 layers filtering so that to filter the hazardous substance, in accordance with the KN95 standard.
10x optical zoom Sleek and intelligent designPlug & Play USB2.0 ConnectivityCrystal clear HD1080P image qualityPreset: 9 via IR remote setting (256 via RS232)Wide field of view with no video distortion1/2.9 inch high quality, 2.1MP (16:9) CMOS sensorSuper
Product name: TCM-122Yimeijian brand disposable medical mask (sterilization grade)Executive standard: YY/T 0969-2013, EN 14683:2019 type IIIt is suitable for covering the mouth, nose and jaw of the user. It is used for wearing in the general medical envir
Ideally positioned sit strap for extended comfort ;2 webbing eyes on waist for hanging tools only;Buckle and D-ring was insulated, special for electric company ;Adjustable shoulder strap, thigh strap and waist belt ( 8 adjustable points );
If you are outdoor, you have to connect doorbell with home WIFI, so that you can check the doorbell working state with your phone. Meanwhile, you can also receive the information which comes from the doorbell.