1. What are the differences between swimming rings and life rings

1. Different weight

Swimming ring: It is a water toy with light weight, easy damage, easy leakage, poor pressure resistance, and easy explosive.

Life Circle: It is a type of water life -saving equipment. The production process is complicated and the requirements are stricter.The weight should be greater than 2.5.With a spontaneous smoke signal and a life ring attached to the spoiler light, the weight should be greater than 4.

2. Different materials

The Swimming ring is just a kind of water inflatable toy, which is made of plastic and cannot be used for life.

The life ring is a closure foam material, which is a polystyrene material, which is wrapped in glass fiber cloth outside, and three layers of phenolic resin should be applied.The body of the life circle must have fluorescent strips for convenience.

3. Different uses

The Swimming ring has the characteristics of security and hygiene, and is the best supplies for baby fitness and games.It is cute, novel in style, bright colors, easy to carry, and not greasy to play. It is the latest playmate of the baby.

The lifebuilding circle refers to a type of water life -saving equipment. It is usually made of cork, foam plastics or other light materials with smaller proportion, with canvas and plastic on the outer bread.The life -saving circle for swimming exercises can also be made of rubber, which is charged in the inner air, also called a rubber ring.

2. How to buy swimming rings correctly

1. Reject "Three None" products and recognize the 3C certification logo.When buying a Swimming ring, you must first see if the Swimming ring indicates information about manufacturers, manufacturers' address contact information, production date, shelf life and other information, and whether there are 3C certification signs.

2. Choose a Swimming ring with smoothness, thick material, and clear contrast between the color and the water surface; the soft, elastic Swimming ring should be selected on the fabric to make it buffer when it collides, and avoid damage.

3. When buying a Swimming ring, you can choose a product with multiple airbags and have a separate inflatable mouth, so that even if one of the airbags leaks, it can have sufficient air support.

4. Pay attention to whether the Swimming ring has a pungent smell. The smell may be made of inferior plastic, which contains chemical composition that is harmful to the human body.

1. How to use the navigator

1. After use, follow the order of shutdown: close the page first, then shut down, and finally unplug the plug.Many car owners are directly unplugged after the habit of using it. It is believed that it is convenient to save trouble. In fact, this time is easy to damage the use of electronic components and the use time for the short navigator.

2. Regarding the charging problem, after the purchase of the machine, the navigator is best charged for 10 hours in the first three times, so that the battery power storage capacity is maximized.

3. Move the car first, and then insert some cigarettes.After the navigation is over, unplug the cigarette lighter, and then insert it after the car is launched next time. This will help protect the machine battery and extend the service life of the battery.

4. The screen of the navigator is still relatively fragile, so do not let the navigation screen contact sharp objects, let alone be strongly impacted. Care should be carefully put on the owner.

5. Do not place the sun in the sun for a long time. The larger temperature difference not only affects the battery life of the navigation, but also affects the touch sensitivity of the LCD screen.

6. In the case of not in use, try to store it as much as possible.

2. Daily maintenance method of GPS navigator

After buying a navigator, many friends usually only pay attention to the use of navigators, often ignoring the maintenance of the navigator, which will cause the navigator to occur after a period of time.life.

1. Correct shutdown order

When turning off the navigator, we must have the correct order. After using the guidance instrument, when we turn off the navigator, first turn off the application that is opened inside, then shut down, and finally turn off the power supply.However, many friends often turn off the power supply or unplug the plug. This can easily damage the navigator. After all, electronic products are very fragile.

2. Correct charging method

After buying the navigator, when you first started, try to be as full as possible every time you charge, so that the battery can reach the saturated state of power storage.If each charging is not full and the battery is "hungry" for a long time, it will reduce the service life of the battery for a long time.

3. waterproof and moisture -proof

Pay more attention to the waterproof of the navigator. Electronic equipment is afraid of water. Once water is entered, it cannot be used.When we cleaning the navigator, we try to wipe it with a twisted towel, and do not spray water on it.Dedicated cleaning products should be used when cleaning, so as to avoid damage to the screen.

4. How to use the touch screen correctly

Do not touch the navigator with hard things, so it is easy to damage the screen.In addition, do not let the navigator be exposed to the sun under the sun. This will not only reduce the service life of the battery, but also affect the sensitivity of the screen.

Disclaimer: The above method stems from the index of the program system or the sharing of netizens. It is for your reference only and does not represent the research perspective of this website. It proves that it is valid. Please pay attention to the authenticity and authority of the source of the content of the content.Apply to delete & gt; & gt; error correction & gt; & gt;

[Warm Belt] Is it harmful to warm the waistband?

Is it always good to warm the waistband?

After a large number of clinical trials, the warm Belt will not be harmful to the body, but the warming Belt manufacturer is mixed. In order to ensure safe use, we must choose to buy large regular manufacturers.There are two advantages of warm waist band:

1Because of whatThe inside of the warm waistband is set with a spontaneous thermal cloth layer made of far -infrared Tema Lin function cloth or other material cloth. The spontaneous thermal cloth layer does not need to be heated in advance.The temperature is slightly higher than that of the body surface temperature of about two degrees Celsius. In this way, not only is it more convenient to carry, but also the human body feels more comfortable.Far -infrared Tema Lin's functional cloth has the effects of promoting and improving human blood circulation, enhancing metabolism, and improving immune capabilities, and has anti -inflammatory, swelling, analgesic, and reduced blood pressure.

2,Due to setting a curved metal branches on the Belt body, users often feel more comfortable.Improving immunity, and has the effects of anti -inflammatory, swelling, analgesic, and reduced blood pressure.

The fever principle of warm Belt

The thermal heating principle of warm Belt is to make nano -technology compound modification of purple sand, magnetic powder, magnesium, iron, tadpoles, embedded agents, heat -sensitive environmental protection resin and other materials through mature Temalin.Induction material.Under the inspiration of the body temperature, through the role of transforming the catalyst, thermal sensing material reacts the heat in real time.

Under the increase in thermal energy, far -infrared and negative ions penetrate deep into the Skin, break down harmful substances such as peroxide lipids, and eliminate the in vitro through sweat and urine, expand blood vessels, promote blood circulation, activate cells, regulate nerves, and generate acupoint effects.

In general, the principle of warm Belt is that warm waistband does not require power supply. At room temperature, it can be emitted and absorbed by the energy of nature and the human body at room temperature. It will convert this to the biological energy of the adult body to activate the cells, promote metabolism, and fully improve the human body microCycle, molecular movement that effectively activates cell substances is cell activation.

precautions for warm Belt use

1,useWhen warming the Belt, it should not be too tight.The warm Belt is exposed to the heat of the Skin, so when people try it, the tighter the better. In fact, this idea is incorrect, and the bondage is too tight to hinder our blood circulation.Therefore, it is suitable for wearing, just touch the Skin, and it should not be too tight.

2The use time should not be too long.becauseThe warm Belt depends on the degree of thermal heating of different human body. Some may be hot, and some may have a slow heat time, but it is not advisable to wear it for too long to avoid burning the Skin. Generally, it is better for two hours.

3, Wipe and wash.Due to long -term personal wear, there will be oil coverage, and it will be used for a long time.

4As well asAlthough the warm Belt can improve blood circulation, promote metabolism, clear the meridians, eliminate wind and dehumidify, analgesic and cold, and enhance the body's disease resistance, but only play a consolidation role, waist problems should be medical treatment in time.

[Dual use of sofa folding bed] folding sofa bed principle folding multifunctional sofa bed purchase

Principles of folding sofa beds

The folding of the sofa bed is because the sitting shelf is connected to the two iron joint parts with the back frame, which is designed like a bicycle's foot.It can only be entered, and the pressure will be under the pressure. At the end, there is a switch that pushes the joints that hold it up, so I return to the original flat lying.

How to open the folding bed sofa bed

Pull out the folding sofa beds forward; move your hands from the gap under the two large pillows, and move it up at the two feet that are just taken out of eighty degrees.

How to buy folding sofa beds

1. Appropriate size

The folding sofa bed must be sitting and lying, so the size must be appropriate. The height of the general seat surface is between 35-42 cm and the depth of the seat is between 48-55 cm.Between 108 degrees, the height of the handrail is between 62-65 cm, which is in line with the principle of artificial science, otherwise it is not conducive to the relaxation of human muscles, and long -term use can also cause body pain.

2. Finder framework

The folding sofa bed frame is generally a hard wood or metal bracket. When choosing, you can repeat the whole sofa before, left and right, and feel the firmness of the framework. Under the premise of obtaining the consent of the salesperson, unveiled the seat.Take a closer look at the bottom of the cloth. There is no bad, insectless, no scar, no bark or wood hair, and the convergence of the materials and materials is not nailed by nails, but a tenon is mortised.eyes or engraved mouths are bite each other, and then sticky with glue. This is a good folding sofa.

3. High -quality fabric

When buying a folding sofa bed, the leather surface should be rich and shiny, no scar, and the texture pattern is delicate. Hold one place with the tip of your fingertips and drag it up. You should feel flexible and powerful.Such a Skin is a good Skin.

When choosing a fabric folding sofa bed, you must carefully observe whether the fabric is fine and Smooth, without jumping, and thick and wear -resistant. Select the sofa bed with a cleaning bed cover, which is convenient and clean.The sense of change in the room.

4. Sponge and elasticity

The high -end sofa cushions and back pads should use high bomb foam sponges with density of 30 and 25 kg/cubic meters, respectively.In order to improve the comfort of sitting and sit, some foams are still soft treatment without reducing density. Some set up vertical springs in the cushion, so that the sofa has higher elasticity and anti -aging performance.Under normal circumstances, the sofa cushion after the human body is about 10 cm in the sofa.

5. The flexibility of the folding sofa bed

Most folding sofa beds need to open the folding card or pull out the slide when the sofa is "transformed" as the bed."Joint" is also the key part of the sofa bed.When buying, you should push the sofa bed or open and close many times. It feels that it is Smooth when changing at different angles.

1. Is it easy to use folding Maza?

folding Maza is a kind of foldable sitting. It is widely used in Outdoor occasions, so is folding Maza easy to use?

1. The advantages of folding Maza

(1) Portability: The biggest advantage of folding Maza is portability. Due to its foldable design, it can easily fold it and put it in a Backpack, handbag or vehicle, which is convenient to carry it outdoors or travel.

(2) Save space: When not in use, folding Maza can be folded into a smaller volume without taking up too much space for easy storage and storage.

(3) Multi -functional: folding Maza can not only be used as Outdoor seats, but also can be used as a table table at a Picnic, supporting racks during fishing, etc., which have a variety of uses.

2. The disadvantages of folding Maza

(1) Compared with traditional chairs, folding Maza may lack sufficient comfort. Because there is no back and armrests, sitting may feel uncomfortable for a long time.

(2) The load -bearing capacity of some folding Maza may not be able to withstand the weight of items or people.When buying, make sure you choose the load -bearing ability that suits your needs.

(3) Although most of the folding Maza has good stability, it may shake a little when used on an unhealthy ground.Therefore, to ensure a flat ground when used, and try to avoid use on humid or sliding grounds.

2. What is suitable for folding Maza?

folding Maza has applications on many occasions due to its portability and ease of ease, especially Outdoor fields. The occasions suitable for using Maza are mainly:

1. outdoor activities

folding Maza is an ideal choice for outdoor activities, such as Picnic, Camping, Hiking, fishing, etc. In these occasions, folding Maza can provide a comfortable place to rest, so that you can get a sufficient rest while enjoying nature.Essence

2. music festivals, sports events

If you like to participate in music festivals, concerts, or sports events, folding Maza is also a good choice. These activities have a long time, and folding Maza can provide you with a portable seat, making you more comfortable when enjoying performances or competitions.

3. Beach vacation

During the beach vacation, folding Maza is also a very practical Tool. You can put it on the beach, sit on it to enjoy the sun and sea breeze, or sit on it after swimming.

4. Park leisure

When walking or resting in the Park, folding Maza is also a good choice. You can put it on the grass and sit on it to read, chat or appreciate the surrounding scenery.

5. Temporary seats

At home or in the office, if you need extra seats, folding Maza is also a convenient choice. You can put it in the living room, bedroom or study room for temporary seats.