Features: Experience precision counting with our OLED Display Multi Channel Vibration Alert Electronic Counter, featuring clear OLED screen for easy viewing. This counter boasts an 18mm large digit display, ensuring numbers visible, along with multiple vibration alerts to keep track without constant monitoring. Suitable for sports enthusiasts, fitness buffs, students, and the elderly, this versatile counter is designed to meet the needs of anyone requiring count tracking. Whether you're at the gym, coaching sports, proctoring exams, attending meetings, or practicing yoga, this portable counter is your perfect for all counting tasks. Simplify your counting experience with this user friendly electronic counter, crafted from ABS, and take the first step towards organized and efficient tracking in any activity. Specifications: Material: ABS Size: about 23x27x33mm Diameter: about 18mm/0.7inch Package Includes: 1xDigital Counter note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.