12 months warranty Model: -RMW2401 ~ Comprehensive Sports & Health Monitor 1.43" AMOLED Display Customizable 20 day Battery Life IP68 Dust & Water Reistance Continuously Clear Bluetooth Calling ~ Screen Size: 1.43"inch, AMOLED，466 x 466 Surface diameter: 46.5 mm Applicable wrist size: 150-230 mm Waterproof level: IP68 Data Connections: Bluetooth Product Size: 46.5×46.5×11.0 mm Product Weight: 41g (without wrist strap) Accessories Included: Watch x1pc, Charging Cable x1pc, Silicone wristband x1pc (Only available in silicone models) ~ OnePlus - Parallel Import - Return and refund are not accept. - Free shipping to HK/Macau when spending over $500 onwards - China area shipping fee $130 + Local SF Express - Two business day shipping. Sent via SF express / JD Logistics - Exchange of defective units purchased in 7 days - 12 months warranty ~ *Photo for reference only