Features: 1. Fitsleeps Wake-Up Alarm wakes you gently without sound. 2. Snooze-breaking vibration technology wakes your brain faster than traditional sound alarms. 3. Comfortable all-night wear with a soft strap that fits wrist circumferences of 14.7–20.7 cm. Specifications: Name: Fitsleeps Alarm Clock Watch Color: Black, White, Blue Wrist Circumference Compatibility: 14.7–20.7 cm Watch Weight: 16 g Movement Type: Electronic Battery Capacity: 50 mAh Lithium Battery Package Includes: 1 × Fitsleeps Alarm Clock Watch Note: 1. Please allow for a 1–3 mm measurement tolerance and a 1–3 g weight variance. 2. Colors may vary slightly due to monitor settings and lighting conditions. Shipping Information: 1. Please ensure your shipping address—including name, street, house number, and contact details—is accurate to avoid delivery issues. 2. Orders are shipped within 3 business days after payment confirmation. Estimated delivery time is 8–12 days, depending on location and carrier. 3. For any questions during checkout or after purchase, —we respond within 12 hours.