It can be widely applied to measure time, frequency and speed variables. It is used to measure and memorize the time variables in speed, accelerate experiments with the air-track. It can transform the time variable into speed variable directly.

Specification:

Display length: 6 digits LED

Display unit: 0.01ms

Max measuring range: 999.999s

Max speed measuring range: 0.2cm/s ~ 5000cm/s

Max frequency measuring range: 1Hz ~20MHz

Input acuity: ≤100mV

Power supply: 220V±AC 10%