Category: Electronic technology

Hello, everyone. Everyone wants to make the table in the living room or bedroom more perfect. Today, we will introduce a smart coffee table. Its powerful performance will surely make you excited. From the outside, this smart coffee table is shiny, avant-garde and stylish, providing spacious storage space. The built-in refrigerator allows you to get cold drinks anytime and anywhere, and it can hold up to 68 cans of beer and snacks and juices. You can command the cooler to pop up or shut down by voice command, and you…

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I bought a car flashlight. Today, let’s see how bright this flashlight is. A car flashlight and a charging cable. This car flashlight is quite weighty. Its outer box should be made of aluminum alloy. Its head can be pulled to focus. It has a good sense of damping, and you can see that it becomes bigger when you pull it. According to the car flashlight introduced by the merchant, this is an upgraded laser wick. I don’t know how bright this thing can be. It has a total of…

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On the evening of August 5, Samsung officially launched new watches with big numbers, hereinafter referred to as watches with big numbers. The watches with big numbers adds a very special new feature, which is a digital frame rotated by touch, combined with its own curved edge with a large radian, which will feel very cool. Officially, it works in perfect harmony with the beefed-up one UI, and is not only nice to look at, but also easy to use. The watches with big numbers has a 360 by 360…

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A submersible pump is also called a centrifugal pump. Today we will use 3D animation to understand how it works. The principle is actually very simple. When the motor starts, the rotating central long axis drives the impeller to rotate. Negative pressure is generated in the pump. Water is sucked into the pump, and then pressurized by the diffuser. The water has power, so that the water flows out continuously. As usual, we dismantled the submersible pump. If you look at the big solid body on the left, it is…

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Hey, I want to show you how I usually pull the nail out of the wood. When doing OEM, it often involves demolition, or the wood in the house needs to be demolished. The biggest problem you face is the nail screw, which is a little easier to handle. The tool you need is nail puller. Of course, this kind of hammer with a small hook on it is more suitable. Another essential nail puller is this kind of nail puller. I have used many nail pullers. At present, at…

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Hello, everyone. As a novice father who has already intellectualized the whole house, he wants to be a little more intelligent in taking care of the baby. For example, sometimes you cook in the kitchen, and then the baby may not be able to hear when he cries. So today, Myna will try it for you. This little smart baby monitor is actually a camera. But the shape is more Q. Let’s take a look at it first. The baby monitor is very simple. There is no need to read…

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Hello, everyone. Concerts make our life more colorful. Whether at home or commuting, such as shopping malls, subways, outdoor sports, we want to listen to music anytime and anywhere. Of course, good music also needs a good pair of sports wireless earbuds. The sports wireless earbuds have also become the most loyal companions in our lives. Today, I bought a sports wireless earbuds of Adidas. Yes, Adidas also produces sports wireless earbuds. What about this sports wireless earbud?Today, let’s fill it out together. Adidas is the top brand of sports…

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Hi, everyone. My son’s watch doesn’t work. He should change the watch battery by himself. The tools have been taken apart. There are two tools to take apart this watch. One is this screwdriver, the other is a small screwdriver and the other is a pair of tweezers. OK, now take it apart. Let’s start taking this one first. All right. All right, take a screwdriver to unscrew these four screws. If the small screw inside is lost, there will be no magnet. Put the small screw on the magnet,…

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The child’s first kids bike is really very important. He decides whether the child can quickly learn to ride a kids bike in the short term, whether he is interested in riding a bike in the future, and so on. My eldest brother has suffered a lot from this. Others have learned kids bike long ago, and he is still looking forward to training wheels and so on. After summing up the experience, my second child learned kids bike in less than half an hour.Today, we will share our experience…

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Hello, everyone. This is a motorcycle battery, a modified 12-volt lithium motorcycle battery. A total of 21 18650 motor cycle batteries are used. This battery core is Samsung 20R. The capacity is about 14 amperes. Let’s connect it to the motorcycle engine and see if we can use the 12-volt lithium motorcycle batteries to drive the starter of the motorcycle engine. This place happens to have a 110 engine. Then we connect this lithium battery to the engine to see if it can work. There are two leads here. This…

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