UNILAB Multi-Timer Sound Switches - Pair

This pair of UNILAB Multi-Timer Sound Switches are accessories to the Multi-Timer (PP00058200) for investigating speed of sound.

The switches latch on when a sudden sound is detected, the reset buttons on the sound switches ready the setup for the next measurement when pressed.

No internal batteries as power is taken from the Multi-Timer through the DIN plugs.

Multi-Timer is not included but available to purchase separately.