Package content: you will receive 2 black and white electronic counters, with portable rings. Size specification: the size of each counting lap counter is approximately 1.4 x 1.1 x 0.6 inches, which is the perfect size to carry around when exercising. Easy to use: The manual tally counter with on-screen display 5-digit display can count the number range from 00000 to 99999 Jumps mechanically with each press, press once to count once and press the clear button to easily reset to 0 and count again: in addition, the screen lights up when you press the LED button Reliable Material: They are lightweight, durable and strong, comfortable to wear with smooth rings. Wide Applications: These 5 digit LED electronic finger counters are suitable for tracking scores in the sport, recording the number of racing laps, rope jumps and steering wheel strokes These counters are widely applied in docks, bus stops, schools, laboratories, competitions, stadiums, casinos, restaurants, bars, training activities, etc.