Multisport Smartwatch works well

KOSPET MAGIC 4 is designed to be more powerful than the previous generation, thanks to the revolutionary design of the watch materials and manufacturing process, while remaining ultra-lightweight, the watch is very comfortable to wear while doing sports or sleeping.https://kospet.com/products/kospet-magic-4-smartwatch
Electronic paper watch is a watch with an electronic paper display inside, which can display time, week and date. The ways to realize electronic paper technology mainly include cholesterol liquid crystal display technology, electrophoretic display technology (EPD) and electrowetting display technology. The electronic watch paper used in electronic paper watches mainly adopts electrophoretic display technology. Electronic paper watches have high display brightness and contrast, and there is no need to use backlight to improve readability. The electronic paper display used in the electronic paper watch has a simple hardware structure and a thickness of about 1mm. It is a new force in the watch army.

https://kospet.com/products/kospet-magic-4-smartwatch