[1.19-inch High-Definition AMOLED Amplifier, Exceptional Texture]Equipped with a 1.19-inch high-definition ultrasonic AMOLED amplifier, with a maximum temperature of 9H and high resistance, it effectively resists graffiti and wear, while providing a stylish appearance and a delicate touch.[Ultra-thin and lightweight design, minimal weight]Minimum case diameter: only 40 x 6.95 mm. The back cover is spore-free. It fits the body, comfortable and lightweight, suitable for various daily and formal occasions.[More than 100 sports modes, scientific data management]More than 100 built-in sports modes, real-time recording of sports data, combined with scientific knowledge tools, for efficient and personalized use.[Female Health Management, Improved Menstrual Cycle Memory]Built-in menstrual cycle recording and memory function, scientific management of physiological phases, to protect intimate health.[Bluetooth and Smart Memory, for a More Efficient Daily Life]Supports Bluetooth answering and memory, message synchronization, integrated music control, remote photo taking, weather viewing, sedentary time memory, and other multifunctional functions for optimal comfort in daily life and at work.