Feature 1SUPPORT APP: Compatible with BT 5.1, can quickly connect to for iQibla application, synchronize data with smartphones, and receive 5 prayer time reminders through the application. 2SIMPLE COUNTING: This electronic counter has integrated CNC button that allows for easy tracking of daily steps and counting at any time, vibrates when the count reaches 33, 66, 99, or 100. 3POWER SUPPLY: Equipped with 40mAh battery and can be used normally for 3 days, can be charged to an adapter, mobile power supply, or computer through a USB data cable. 4CLEAR DISPLAY: This counter adopts 0.49in organic light emitting diode display screen with 72x40 resolution, can display time, chanting frequency, and prayer frequency. 5PORTABLE DESIGN: The electronic counter finger ring has a compact size and light weight, making it comfortable to wear and can be used anytime and anywhere.Item Type: Electronic CounterMaterial: Aluminum AlloySize: Approx. 22MM / 0.87inBattery Type: Built in 40mAh Lithium Ion BatteryMatching System: For Android 5.1, for iOS 10.0 or higherScreen: 0.49in, 72 x 40 Organic Light Emitting DiodeCharging Port: Pogo PinSensor: Vibration motor .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Smart Ring1 x User Manual1 x Charging Cable1 x Charging Storage Case