Active Buzzer Alarm Module Sensor Beep Audion Control Panel for Arduino

Description

Features:
n100% brand new and high quality
nSet bolt hole, easy to assemble.
n
nSpecifications:
nMaterial: ABS
nColour: Blue
nWork Voltage: 3.3-5V.
nPCB Dimension: 3.1cm*1.3cm.
nColour: Blue
n
nPin Definitions:
nVCC: 3.3V-5V
nGND: The Ground
nI/O: I/O Interface of SCM