That one is called a TDP therapeutic device. The black version is the TDP. Go to a medical device store to buy it. It can also be called a magic lamp or a baked electric lamp. There are desktop and vertical ones, the desktop one is about 80 yuan, and the vertical one is about 100-200 yuan. Xianhe brand and Guoren brand are both good brands, the TDP version is produced by a research institute in Chongqing