The 2.01" HD glass with exquisite carving under boundless design is like exquisite jade, creating a strong integrated visual expression. The Zinc alloy body is graceful and flexible, which brings the extremely light and thin wearing experience. With the advanced Realtek chip and high fidelity waterproof speaker you can drain out water from the speaker with drain water feature, you can keep in touch with the people you care about whether you are busy or not, and you can not miss important things. In order to make it more convenient to dial up with important people, you can upload 8 frequently used contacts to your watch through the app, which makes communication more convenient anytime and anywhere. Dimensions : 5 mm x 40 mm x 17.5 mm (Thickness x Diameter x Width)