Feature highlights:The Y13 Smart Watch is a versatile fitness tracker designed for men and women, featuring a 44-49mm IPS touchscreen display with a resolution of 480x320. It supports call and message functions, includes health and sport features like sleep tracking, heart rate monitoring, and alarms, and offers up to 4 days of battery life. With an IP67 waterproof rating, it suits various activities. The watch is compatible with both iOS and Android systems.