Smart Fitness Band Working: To connect the smart band to mobile phone, you need to connect the current mobile successfully via Bluetooth. Features: Crisp & Clear Full AMOLED Display -M8 fitness band uses the latest AMOLED technology in display hardware which provides excellent contrast and a visually stunning screen viewing experience, with a screen of 0.96 inches so that you get all the details you want. Long Battery Life- use more charge less, our new M8 fitness band does not require any charging for 7 days and can standby for 10 days, it can be fully charged within 2 hrs so that you use it more and care less about charging. Real Time Activity Tracking- The band keeps tracking your data round the clock without you noticing it and can store the data for 7 days without needing to sync. Battery Battery Capacity: 90mAh Standby Time: 0.