Ergonomic button for ring design: The ring counter features touchsensitive buttons that are easy to click without tiring your hands during extended use, and the adjustable silicone band ensures a comfortable fit for various finger sizes. Longlasting rechargeable battery: A 40 mAh battery capacity powers the luminous digital counter for extended standby, making it suitable for prolonged counting in lowlight environments. It includes a threeclickup function and automatically locks the screen after 15 seconds to prevent accidental touches. Versatile counting applications: This multipurpose digital display counter serves inventory tracking, production line tallies, and event attendance records, with a clear luminous display for easy reading in various conditions. Multiple color options: your counting tool with colors including black, wine red, rose gold, purple, and emerald. Crafted from longlasting ABS and skinfriendly silicone, these colors are easy to care for and maintain. Use scenarios: Counting inventory in warehouses or retail stock management. Tracking completed units on a production line. Recording attendee numbers at events or registrations.