Haylou RS3 is a new slim large-screen sports smart watch, with its core concept of bringing smart watches into thousands of homes and leading a healthy life. Regarding external configuration, RS3 features an AMOLED HD touch screen in an aluminum alloy frame with a nano-silica wristband. The 1.2-inch AMOLED display has a wider viewing angle, higher refresh rate and thinner size than those of traditional LCD displays. With its screen resolution of up to 390*390dpi, the larger panel delivers clearer data display while improving the operating experience, on top of which the product’s operation logic is also specially optimized to significantly save users’ early learning costs. Made of aluminum alloy and nano-silica, RS3 brings durability and resistance to sweat and stain, which is refreshing and breathable. Moreover, offering a long battery life, RS3 can run for up to 2 weeks with Bluetooth, message reminders and other daily functions fully enabled, well enough to satisfy daily needs of most outings and business trips. Under the basic mode of switching on sleep monitoring and time displaying, the battery can even last for 30 days. It can still maintain an endurance of at least 30 hours even when the GPS mode is turned on uninterruptedly to record life and movement locus.