Experience clear and bright readouts on the S7pro's OLED screen, ensuring visibility in various lighting conditions, ideal for counting tasks ranging from 0 to 99999. Equipped with the latest Type C port, the S7pro offers faster data transfer and charging, ensuring compatibility with newer technology. Control and monitor your counts remotely with the S7pro's Bluetooth functionality and dedicated mobile app, allowing seamless synchronization with your smartphone. Customize your counting experience with the S7pro's three adjustable speed settings, providing flexibility for slow, medium, or fast counting tasks. The S7pro ring counter is designed for efficiency and ease of use. Made from durable ABS and silicone, it features a compact design with a battery capacity of 75mAh. Available in four attractive colors - green, rose, grey, and black - this device is perfect for various counting applications, whether in professional settings or personal use. Color: Black / Green / Gray / Rose Material: ABS + Silicone Battery Capacity: 75mAh Adjustable: (1st gear 18mm, 1st gear 20mm, 1st gear 22mm) Package Contents: Counter*1 Type-c charging cable*1 Adjusting ring*2 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.