Manual revolution indicator with zero-setting

Manual revolution counter with reset. 5 digits, height 4.5 mm. Actuation: steel tip for low speeds, rubber tip for high speeds. Push-button reset. Counting direction: adds in both directions of rotation. Maximum counting speed: 6000 revolutions per minute. Overall dimensions: 68x40x32. Can also be reset while running. Ratio 1:1 (1 revolution = 1 unit).