Thank you for viewing. 【Long-lasting Battery & Bluetooth 6.0 Calling Function】 Our smart watch incorporates an industry-leading 1000mAh ultra-large capacity battery and adopts the industry's first ultra-low power consumption AI algorithm, minimizing power consumption. A full charge allows for up to 30 days of continuous use and up to 120 days of standby time. Therefore, you don't need to charge it frequently, and you don't have to worry about running out of battery when traveling or on short business trips. (※Battery consumption may be faster depending on frequency of use, usage methods, etc.) Compared to the previous 5.3, this smart watch equipped with Bluetooth 6.0 has significantly improved stability and achieves high-speed data transmission. Simply pair the smart watch with the app to make/receive calls. With a built-in microphone and Hi-Fi speaker, this smart watch can also make calls directly. 【2.01-inch Large Screen with Protective Film】 Equipped with a 2.01-inch color screen and a high-precision 240*296 pixel large screen, notifications and text are displayed at a glance. The screen brightness is also adjustable, making it highly visible and easy to see even in strong sunlight. This product comes with a TPU protective film. Ultra-thin, with high light transmittance, it provides the highest level of protection for the screen while not feeling the presence of the protective film itself, giving an elegant impression. It uses soft TPU material, which has elasticity and flexibility.