[Tasbeeh Smart Counter] Zikr1 lite has an integrated CNC button so you can keep track of your daily Tasbeeh count at all times. Click the button to count and Zikr1 Lite vibrates when the count reaches 33, 66, 99 or 100; [OLED Display] Zikr1 lite has a built-in 0.49-inch OLED display showing time, number of chants and prayers; [Long Battery Life] Zikr1 lite is equipped with a high-capacity battery for 3 normal use. It can be anywhere, anytime via a USB cable to an adapter, power bank or computer; [(Smart Qibla) APP] With built-in Bluetooth 5.1, Zikr1 lite can quickly connect to the app, accurate Qibla direction and synchronize data with your smartphone and Qibla watch. [only 7.7g] Zikr1 lite weighs only 7.7g, making it comfortable to wear and youthful. would be a great gift for your Muslim friend; American size: 10.5 Color: black: plastic Size: 20 mm Package content: 1 x Counter ring Only 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 to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm.