Feature

●KY-012 3pin Active Buzzer Alarm Sensor Module
●Working Voltage: 3.5-5.5V ; Working Current: <25mA
●Compatible with PC, printer, car audio system DIY
●Package dimension: 77x42x13mm ; Weight: 5g
●Package include: 3 x speaker buzzer Module

Description

KY-012 3pin Active Buzzer Alarm Sensor Module
Compatible with PC, printer, car audio system DIY
Working Voltage: 3.5-5.5V
Working Current: <25mA
Package dimension: 77x42x13mm
Weight: 5g
Package included: 3 x speaker buzzer module