Bang Good offers the Xiaomi Miband Bluetooth Smart Bracelet for Mobile Devices in Black for $14.99 with free shipping. That's the lowest total price we could find by $5. It records calorie consumption and walking distance, and features automatic sleep monitoring, smart vibration alarm clock, and phone call reminders. It's also compatible with iOS 7 and above or Android 4.4 and above.
Note: Allow up to 20 days for delivery.