Multifunctional Photogate Laboratory with Digital Timer Dropper Bulb Easy wind-up tape measure

Easy wind-up tape measure

✅Modern blue plastic housing

Loading all kinds of test tubes and centrifuge tubes whose outer diameter is less than 18mm and greater than 10mm

When a Ball or Ring on a handle is heated

Multifunctional Photogate Laboratory with Digital Timer Dropper Bulb Easy wind-up tape measureIncluded: Multifunctional Photogate Laboratory with Digital Timer Rechargeable Battery and Manual Microprocessor controlled. Hand hold and rechargeable battery operation This microprocessor controlled LCD display universal counter can be used for measurement of time intervals, simple pendulum periods, velocity, acceleration, revolutions per second, frequency, pulses etc. It measures time intervals from 0. 1 millisecond and frequencies to 20 KHz. The