Stylish Design: The W5SV features a sleek and modern design with a comfortable silicone band LED Display: Equipped with a clear LED 7-segment display for easy viewing of time and notifications Vibrating Alarm: Set alarms and receive wake-up alerts through gentle vibrations, ensuring a peaceful start to your day Sleep Monitoring: Track your sleep patterns and gain insights into your sleep quality for improved rest Long Battery Life: With a 40mAh battery, enjoy up to 45 days of standby time on a single charge, making it convenient for everyday use Durable and Lightweight: Weighing only 18g and designed for longevity with over 300 charge-discharge cycles, it's the perfect companion for an active lifestyle Specifications: Model: W5SV Material: Silicone Display: LED 7-segment display Charging: Micro USB port Voltage: DC 4.5-5.5V Battery capacity: 40mAh Sleep current: 25uA Standby time: 45days Atmospheric pressure: m860hPa~1060hPa Battery life: > 300 times charge-discharge cycles Weight: 18g Package included: 1 x Smart Bracelet 1 x Charging Cable Other items not included Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!