This module contains a vibration switch and a 10 K pull-up resistor.
Features:

1. vibration switch
2. 10K pull-up resistor

Specifications:

1. voltage: 5 VDC
2. connection: 3 pins, +(middle pin), ground and DO (data out)
3. dimensions: 25 x 15 mm
4. weight: 2 g

vma312_a4v01.pdf

ce_rohs_open.pdf