Ticker tape timer

For quantitative recording of a motion sequence with the metal paper, for experiments on dynamics (uniform and non-uniform motion, average and instantaneous velocity, accelerated motion, gravitational acceleration, Newton's definitions, potential and kinetic energy);
applies clear marks to the metal paper at the set time intervals with virtually no friction, two coloured LEDs indicate the operating status and activity, housing mounted on slider, for attachment to special NTL rail profile
Selector switch for time intervals: 10 ms - OFF - 100 ms
Supply voltage: 12 V DC or AC
Dimensions: 84 x 84 x 68 mm
Weight: approx. 170 g

additionally required:
P1311-2G Metal paper, roll