1. Learning content: The content should be rich, such as children's songs, dances, fables, Chinese Pinyin, wisdom mathematics, Chinese studies, Tang poems, idiom stories, English, funny cartoons, primary school textbooks, etc. In addition, it is best to constantly update the learning content.
Second, you can watch it during the day: you can watch it indoors during the day without pulling the curtains.
Third, the operation is simple: easy to learn and understand, simple to operate.
Fourth, convenience: the projector is not easy to be bulky and heavy, and it is easy to move. Not affected by the venue, you can play directly against the white wall.
Verb (abbreviation of verb) eye protection: Many parents buy early education projectors, hoping to protect their babies' eyesight through them.
6. Appearance: Some parents want the product design to be cute.
Wait, I won't list them. To sum up, the projectors I can see during the day are rich in content and simple to operate, which are basically loved by parents. Looking back, let's take a look at the types of early education projectors on the market. To sum up, there are the following categories:
First, the basic function type: directly play USB flash drive, SD card, or connect a computer and other players to play. The learning content of this kind of projector needs to be stored in USB flash drive or SD card. If you want to update, you only need to store the updated content in the USB flash drive. Advantages: simple operation, download whatever you want. The projector will not get stuck during the playback process, and the playback will be smooth; The learning content can be read repeatedly, so that the baby can deepen his memory by learning the same content many times, so as to achieve the purpose of real learning. In addition, the price of such products is not high. Disadvantages: I just want to go online to find learning content.
Second, the same screen type of mobile phone: on the basis of the basic model, it can be wired or wireless with the mobile phone, so that the content of the mobile phone can be placed on the projector. In this way, some children usually like to watch the animation of the mobile phone, so they don't have to stare at the mobile phone at this time, just look at the big screen projection. Advantages: the content can be played by mobile phone, which is convenient for finding learning content. Children who love to watch mobile phones can get rid of the troubles of mobile phones and watch the big screen projection directly, which is less harmful to their eyesight. Disadvantages: At present, the same screen projector does not support all mobile phones, but only most mobile phones with the same screen.
3. Intelligence: Simply put, the projector has built-in Android system and can surf the Internet. Parents can surf the Internet through the projector, watch and download learning videos online. Some learning content exists in the cloud, which is more convenient for parents to download or watch online. With the development of AI, intelligence may become the mainstream in the future, but the price of such products will not be too low. Advantages: Find and watch learning content online. As long as there is a network, you can play and study. Disadvantages: the projector has a running memory and a storage memory, so it is necessary to clean up the garbage frequently, just like a mobile phone.