Smart Band 10 Ceramic Edition Pearl White | 1.72-Inch AMOLED Narrow-edge Quadrilateral Display | Professional Workout Analysis | Up To 21-days Battery Life - Pearl White box packed never used excellent 1.72'' AMOLED Narrow-edge Quadrilateral Display for clear visuals and a sleek design Up to 21-day battery life ensures long-lasting usage without frequent charging Upgraded Professional Workout Analysis for more accurate fitness tracking and insights High Quality Multi-material Frame combined with Multi-scenario Accessories for versatility Upgraded All-round Sleep Monitoring offers comprehensive insights into sleep quality and patterns serious buyer contact me