KY-017 Mercury Medallion Tilt Switch Sensor Module

KY-017 Mercury Medallion Module, it uses a small mercury ball that completes the circuit when you tilt the module. This module consists of a mercury switch, a 680Ω resistor and a LED that will light up when tilt is detected. The mercury ball will open/close the circuit when the module is rotated.

Specifications:

• Operating Voltage: 3.3V to 5.5V
• Length: 30mm
• Width: 15mm