Wireless Battery Par Lights Series
It is built with D-Fi transceiver. This wireless battery led light can be controlled by wireless DMX or IR remote controller. It's convenient for home parties, events, and any other places requiring a small fixture lighting up the venue. Shine light where it is needed using the built-in adjustable kickstand and prevent light spillage with the built-in glare shield.
DMX cables can be removed, wireless connection is available without any signal interference. With in-built lion battery, power cables can be removed, each light can be placed seperately without any cable connection, while they are wirelessly connected for the controlling. The charging time is about five hours, while working time reaches 8-12 hours. It is small in size: 15*14*23cm, stuitable for lighting up a truss.
Our company have 13 years experience of LED Display and Stage Lights , our company mainly produce Indoor Rental LED Display, Outdoor Rental LED Display, Transparent LED Display ,Indoor Fixed Indoor LED Display, Outdoor Fixed LED Display, Poster LED Display , Dance LED Display ... In additional, we also produce stage lights, such as beam lights Series, moving head lights Series, LED Par Light Series and son on...
Wireless Battery Par Light Series,Beam 230 7r,Stage Beam Light,Moving Head Stage Lights Guangzhou Chengwen Photoelectric Technology co.,ltd , https://www.cwstagelight.com
Blue light refers to high-energy short-wavelength blue light with a wavelength between 400nm and 450nm. This blue light has high energy and can directly penetrate the lens and reach the retina. Blue light illuminates the retina and generates free radicals, and these free radicals cause retinal pigment epithelium. The decline of cells, the decline of epithelial cells will result in the lack of nutrients in photoreceptors and cause visual impairment, directly causing irreversible damage to the ocular nerves, leading to the occurrence of various eye diseases. 
Product introduction (1)
The U series is a series of key practicality in the Cool TV system. This series of products focuses on cost-effectiveness, does not pursue redundant fancy features, and will watch television as the main appeal. Cool open U3B series is divided into two sizes, 50 and 55, respectively, this evaluation product is 50U3B, that is, 50-inch products, in addition to the two sizes in addition to differences in size, there is no other aspects Any differences, so the specific dimensions will not be mentioned below, all expressed in U3B. 
Cool open U3B back cover is a traditional ABS high-strength engineering plastics, with corrosion resistance, fast heat dissipation and so on. 
Cool open U3B is still powerful in terms of content resources, occupying two major resource platforms, Mango TV and CIBN, providing users with extremely rich content support. SliceFalls information flow provides more relevant content according to the user's habits, so that each user who uses CoolOpen U3B can have private custom-like content. 
The contents of the Cool Open System 6.0 section are divided into three major sections: Featured, Shopping and Children. Many video interactive content such as movies, TV shows, variety shows are collected in the selection, and all contents are genuine licenses. The content of the resource is divided into two types: free and member free. The free content of the member contains a large number of the latest cinematic synchronization resources and the current hot resources. 
Cool open system 6.0 movie resources and a number of domestic cinema open up, users can cool open U3B TV will be able to see nowadays the hottest HD genuine movies. 
Children are the hearts and ears of the family. Since TVs are used as home entertainment terminals, there is no need for them to be part of the children. In order to allow children to have the content suitable for them, Kukai U3B has prepared a dedicated child intelligence model, which can turn Kukai U3B into a child-specific smart TV with just one click. All adult content will be automatically hidden. Instead, it is a healthy resource for children to watch. The smart mode of children has assembled high-quality screening health animations and children's lessons. At the same time, the eye protection mode is set. Each half-hour prompt is combined with anti-blue light protection to protect children's eyesight. Increase children's screencasting capabilities, including videos on Pad and mobile phones, puzzles, and teaching. They can be pushed to TVs through the screencast function. Cool U3B can not only protect the eyes against blue light, but also be healthy in content. . 
As the consumer-oriented big screen TV product that this year's Cool Open hits 618, Cool Open U3B has a deeper understanding of the concept of smart TV, which is health and education. In the past, there was very little to see TV products as the selling point of the product. This time, the cool open has taken the lead. Although health and education are the unique skills of this product, in terms of content, Kukaikai U3B does not have much to say about Cool Content, whether it is from the level of system fluency, hardware configuration, or the richness of platform resources. On the other hand, Cool Open U3B can almost disregard products with the same price. If you have always wanted to change your home TV, but you cannot find a suitable reason, then now is the reason. Optics Blu-ray + the best children's educational resources. Is there any reason to reject it?
Smart TV/box information can focus on smart TV information network sofa butler (http://), China's influential TV box and smart TV website, providing information, communication, etc. on TV boxes, smart TVs, smart TV software, etc. Answering questions.
You can rest assured that the kids watch TV cool U3B evaluation
In the blink of an eye in 2017, many domestic families have already completed the upgrading from traditional televisions to smart TVs. Although the revolution in content of smart TVs is earthshaking, it has not changed much in some essential aspects, such as health. Television is a common household appliance in the home. Not only do adults love to watch it, but it is the children who don’t want to watch the 24-hour entertainment program. However, as parents, they are reluctant to allow children to have too much exposure to television. The impact of learning may be only part of it. The more reason is that television can cause great harm to the child's vision, causing the children to wear glasses early. What actually caused television to affect our vision? The culprit is the blue light. What is Blu-ray? By opening the U3B Bluetooth remote control or the “cool open wizard†on the mobile phone side, the user can press and hold the voice key under the cool open U3B U3B open interface, say the content and instructions you want to search, and the TV will automatically call the application. Priority treatment. Users can say that they want to watch movies and TV drama titles, such as "Choose the Sky", or perform fuzzy searches, such as "Chow Sing Chi's movies," or conduct more in-depth searches, such as "Fast Forward to Chosen Jiji Episode X. XX minutes, this seemingly complicated instruction, cool open wizard can easily do it.
Cool open U3B evaluation
Cool open not only has been committed to the development of smart TV content, but also from a scientific point of view to promote health watching TV, this year's YORK evaluation room will cool open the latest U3B series TV evaluation, take a look at this can be called What are the highlights of the optical anti-blue light TV? Cool open U3B evaluation
Cool open U3B appearance color using rare elegant gold color, calm atmosphere while losing the sense of technology and fashion. With a variety of home environment can be skillfully blended. Cool open U3B evaluation
As the optical Blu-ray anti-Blu-ray TV products debuted by Kukai, the optical anti-blue label will be attached to the top left corner of the screen at the factory. If you look for this symbol, you will know that this is a cool TV with patented Blu-ray technology. Cool open U3B evaluation
Cool U3B's simple design is easily resonated by users, coupled with ultra-narrow frame design, to minimize the visual interference of the screen on the screen during viewing. Cool open U3B evaluation
Cool open U3B evaluation
The power light and the remote control signal receiver are located on the left edge of the fuselage and the power light will turn on red or green according to the power on/off. Cool open U3B evaluation
At the bottom of the panel, a carved pattern was made. The vagueness of the panel reveals its unique beauty, which is totally natural with the fuselage. Cool open U3B evaluation
Cool open brand LOGO sweater panel in the lower right corner, black fonts lined with elegant gold, very conspicuous. Cool open U3B evaluation
In order to match the aesthetics of the body, Cool Open U3B's tripod also uses an elegant gold color scheme. The wide tripod design allows the TV to be placed on the table very smoothly. Cool open U3B evaluation
Cool open U3B evaluation
Product introduction (2) Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B power cord part adopts a modular design, there will be no situation that the TV cannot be used normally because of the power cord damage. Cool open U3B evaluation
Although it is only a model that focuses on practicality, Cool Open U3B still maintains a consistent and comprehensive interface. HDMI2.0 interface is equipped with three groups, in addition to two sets of USB3.0 interface, as well as digital audio interface, AV interface. Can meet most of the family needs. Cool open U3B evaluation
Cool open U3B evaluation
Although the Cool Open U3B has a larger space for heat dissipation, the design team still maintains multiple heat dissipation holes on the cover to ensure good heat dissipation. Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B remote control part is to continue to use the previously acclaimed flat design, with Bluetooth. The standard cloth keys and intimate Chinese key symbols can be used without spending too much time learning. Cool open U3B evaluation
Anti-Blu-ray is anti-Blu-ray. In recent years, it has become one of the most important health problems in our lives. Blu-ray will cause dry eyes, myopia, macular degeneration, inhibit melatonin, affect sleep quality, and even affect the quality of sleep. It will affect the development of the retina in children, and the damage is really not small. Currently, anti-Blu-ray technologies on the market, such as anti-Blu-ray film and anti-blue-eye protection models, use external forces to intercept Blu-ray, which in essence does not reduce the generation of harmful blue light, but also causes picture distortion and yellowishness. Not only long-term viewing but also Without the eye protection effect, it will increase the burden on the eyes. Cool open breakthrough groundbreaking solution to the Blu-ray problem from the hardware perspective, to create anti-blue light beads, solve the Blu-ray problem from the light source, while the band shift method, does not affect the blue light to emit normal colors, the picture will not appear yellowish situation. Cool open U3B evaluation
This original anti-blue light technology was professionally certified by TUV Rheinland. The TUV Rheinland Greater China Group is the world leader in the testing and certification of products, covering a wide range of areas such as certification, testing, inspection, information and expert guidance. With 500 branches in 69 countries on five continents and more than 19,600 employees worldwide, it can provide professional service support for global customers. It has hundreds of international certification organizations such as ISO9001. TUV Rhein
The TUV detects the cool blue eye-protection television according to the anti-blue light detection standard and provides certificates. If you want to know if CoolOpen U3B can really achieve the desired anti-Blu-ray effect, the method is very simple. You only need to use a simple Blu-ray test filter to successfully conclude. To this end, Cool Open U3B comes with a blue-ray detector of this kind to see the results of the actual measurement. Cool open U3B evaluation
Cool open U3B evaluation
The first photo is a test photo of an ordinary computer monitor. It can be seen that under the filter of the Blu-ray tester, the display has a more obvious blue light effect. To know that the monitor screen is generally speaking, the radiation and blue light will be slightly smaller than the television, and it can be seen that The amount of blue light emitted by ordinary televisions cannot be ignored. Ordinary display
Cool open U3B
Screen Test U3B uses a high-performance chip that integrates the ARM next-generation Cortex A73 processor, which improves performance by 30% over the A53 architecture and increases response time by 90%. Using 2GB DDR4 high-speed memory, with the CortexA73 processor, the performance improved rapidly, 2GDDR4 + 8G storage portfolio. Cool open U3B uses 4K eye protection screen, eye protection while performing equally well. Let's take a look at the screen performance of Cool Open U3B. Cool open U3B evaluation
Cool open U3B resolution is clear, the color reproduction is more real. The color transition is smooth and natural, and the three primary colors perform accurately. Cool open U3B evaluation
The black and white contrast is obvious, and the highlights and shadows are balanced, without losing too much detail. Cool open U3B evaluation
Cool open U3B evaluation
Through the following real photos can see cool open U3B also has a more ideal performance for more complex image display. Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open elves Kukai U3B pre-installed the latest cool open system 6.0, has a new way to show, with the innovative SliceFalls form of information flow, reducing the level and increase the content, according to user preferences to smart recommend accurate content, so that Users get easier browsing status. Users can also press the menu key to bring up the floating set floating toolbar for real-time task switching. And as the highlight of the cool open wizard also launched the 2.0 version. With the cool open wizard, whether it is the elderly or children at home, only through the Bluetooth remote control and mobile phone APP voice interaction can achieve voice search and voice control functions. Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
In addition, the user can also issue auxiliary instructions such as “pause†and “mute†at any time during the playback, which can also be achieved. Cool open U3B evaluation
Content introduction (1) Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Content introduction (2) Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Content introduction (3) Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
The TV drama section contains many episodes of contemporary hits, including "The People's Name," "Selecting the Sky," "Ode to Joy 2" and "Love Apartment 4" and so on. It is almost as long as you want to see it. Seen on U3B.
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
All resources basically include multiple resolutions for the user to select. The user can select the corresponding resolution and selection according to the current network environment. Cool open U3B evaluation
Cool open U3B evaluation
Variety is a favourite piece for an after-dinner. It's rich in content and it doesn't need much to say. Cool open U3B can see "Qi Shuo said" and other great variety of variety show. Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
The shopping section, which has been built with great effort as a cool opening, has been very large since its birth. Cool open U3B's shopping section not only for users to prepare a large number of quality and cheap products, and most of the products are in the form of television shopping for video display, very intuitive and detailed, I believe that after buying Kukai U3B, pickpockets There is one more reason. Cool open U3B evaluation
Cool open U3B evaluation
Content introduction (4) Cool open U3B evaluation
Cool open U3B evaluation
Every item children see in the children's model is very suitable for children's viewing, healthy and up-to-date programs, and all the content is almost always in HD resolution. The child will use the anti-Blu-ray screen to see the most beloved cartoons. What else does Mom have to worry about? Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
To exit the child mode is very simple. It only takes the parents to make a double-digit multiplication problem. However, this is still difficult for younger children. Of course, it is best to hope that your child is not advanced. . Cool open U3B evaluation
Local playback of local playback is also a basic feature of smart TV, relying on the cool system has been a powerful, Cool TV has always been a good performance in this area. Cool open U3B is no exception. With the support of the Cortex A73 processor and 2G DDR4's large running memory, CoolOpen U3B demonstrates a powerful decoding capability. Most common video formats can be smoothly decoded. In this way, users only need to connect the mobile hard disk or U disk to the TV, cool open U3B can immediately become a good player.
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
In the end, it is worth mentioning that Cool Open U3B is equipped with common application options to facilitate user's personalized selection of content. The user only needs to add frequently used applications to the options and they can In the future, one-click operation of common applications is very convenient. Cool open U3B evaluation
Cool open U3B evaluation
Cool open U3B evaluation
to sum up: