Features: 1.SUPPORT 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. 2.SIMPLE 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. 3.POWER 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. 4.CLEAR DISPLAY: This counter adopts 0.49in organic light emitting diode display screen with 72x40 resolution, can display time, chanting frequency, and prayer frequency. 5.PORTABLE 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. specification:Item Type: Electronic Counter Material: Aluminum Alloy Size: Approx. 22MM / 0.87in Battery Type: Built in 40mAh Lithium Ion Battery Matching System: For Android 5.1, for iOS 10.0 or higher Screen: 0.49in, 72 x 40 Organic Light Emitting Diode Charging Port: Pogo Pin Sensor: Vibration motor PackageList: 1 x Smart Ring 1 x User Manual 1 x Charging Cable 1 x Charging Storage Case