The ESKT3248LQFP_493x5/491x3 is designed for programming MCUs in the 48-pin LQFP (7×7 mm) package.
It supports HT32F49395 / HT32F49365 / HT32F49153 / HT32F49163 only. It must be used together with the Holtek e-Writer32 V1.1 programmer. Then, you can identify the e-Writer32 V1.1 and e-Writer32 based on the label on the back of the product.