- Versatile 1.9-channel design: Easily switch between channels, with each channel capable of storing up to 000 data points for flexible usage. - Simple reset function: Quickly reset the current number to zero by pressing and holding the lock key and switch key simultaneously for 3 seconds. - Long-lasting performance: Enjoy up to 3 months of use on a single 2-hour USB charge, ensuring you stay powered and ready for your activities. - Comfortable fit: Made with food-grade silicone, the adjustable belt fits snugly on your finger without scratching your skin. The design prevents slipping, even during sweaty activities. - Practical applications: Ideal for counting during fitness routines, tracking attendance at events, or managing inventory in retail settings. - Enhanced usability: The built-in mute button allows for discreet operation, making it suitable for various environments, from classrooms to meetings.