Amazon.com: Casio G-Shock Move GBA800UC-5A | Analog-Digital 。Case size (L× W× H) 54.1 × 48.6 × 15.5 mm Weight 61 g Case and bezel material Resin Band Resin Band Construction Shock Resistant Water resistance 200-meter water resistance Power supply and battery life Approx. battery life: 2 years on CR2016 Sensor feature Step count using a 3-axis acceleration sensor: 0 to 999,999 step count display range Step Goal Progress Display (step count goal setting range: 1,000 to 50,000, 1,000-step increments) Step Count Graph: Hourly step count for the past 11 hours on a 6-level graph Step indicator Power Saving: Auto sensor sleep state entry after fixed period of non-activity Smartphone Link/App Connectivity Features Smartphone Link feature Mobile link (Wireless linking using Bluetooth®)