Features: Experience seamlessly counting with the plastic rings electronic counter, featuring intelligent counting, vibration alerts, and a waterproof design, making it a good tool for various environment. Crafted from lightweight plastic, this counter offer a vibration reminder function and can be conveniently recharged by USB connection to adapters, power banks, or computers. Perfect for religious practitioners, and anyone needing a reliable counting device, this counter caters to diverses needs with ease. Whether you're engaging in prayer, fitness activity, or any other counting task, this counter is suitable for both indoor and outdoor use. With its comfortable fit and stylish designs, this electronic counter makes a thoughtfully gift for anyone who values precise and convenience in their daily routines. Specifications: Component:Plastic Size:Approx.18mm/20mm/22mm Color:Green/Black/Pinkness Package Includes: 1pcs Digital Tally Device note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.