Feature: 1. APP: Built in Bluetooth-compatible 5.1, it can quickly connect to for applications, obtain accurate for Qibla directions, and synchronize data with your smartphone and for watch. You can receive 5 prayer time reminders via counters or smartphone applications.2. intelligent counter: With integrated CNC button, you can easily track daily Tasbeeh count at any time. Click the button to count.When the count reaches 33, 66, 99 or 100, it will vibrate.3. Long battery life: Equipped with high-capacity 40mAh battery, which can be used normally for 3 days. The adapter, mobile power supply or computer can be anytime and anywhere through the USB cable.4. The Appearance Is Exquisite And Beautiful And It Can Be Counted At Any Time And Anywhere5. Light weight, easy to carry: comfortable to wear, fashionable, which will be a great Muslim friends.Bluetooth-compatible: Bluetooth 5.1Screen: OLED, 0Charging port: Pogo PinSensor: Vibration motorSupporting OS: for Android 5.1 or IOS 10.0 Or Latersize: Ring Inner diameter size is about 18mmTheoretical working hours: Up to for typical use/up to 30 days for basic useNote: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Usethere may be slight differences in products.Material: plasticcolour: BlackPackage Contents: 1 x Smart Ring TallyOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.