Tushi Wireless Waterproof Touch Screen Pedometer + Activity Tracker Wristband Fitness Smart Bracelet & Sleep Monitor + Bluetooth sync with Smartphones and Tablets (iOS and Android compatible) Tushi Wireless Tracker is a slim & lightweight companion for your daily routine. It features: Step counter, Distance walked, Calories burned, Activity time, Daily target percentage, Silent Alarm and Sleep performance monitor with a touch of a single button. Set your fitness goals and track your progress in real time with this informative wrist-band pedometer. It has an Activity Reminder Alarm to help you reach your exercising goals. It is completely Waterproof so you can wear it in any weather, while swimming or taking a shower. It is waterproof but not fit for aqua aerobics. It can monitor your Sleep quality as well. Large and extra-bright Blue OLED display makes it easy to read your bio data in all conditions. It has a scratch-proof and abrasion-resistant housing to make sure it can survive your daily exercising routines. Long lasting Lithium-polymer rechargeable battery gives you 5-7 days of normal use with a single charge. A standard USB charging cradle is included. Wireless sync your progress via Bluetooth with our integrated "J-Style Pro" and "J-Style Health" app (Metric and Imperial system), compatible with iOS 7+ or Android 4+ smartphone or tablet devices.