Spec：

• ● Power Source：AC 110V、DC 12V、0.2A
• ● Power Consumption：Stand by 220mA˙Max. 280mA
• ● Alarm volume：110 dB
• ● Material ：ABS plastic
• ● Dimension：105mm ×34mm

Function：

• ● 1.There is one set of AC110V red、black wire.
• ● 2.It has a green wire.
• ● 3.It has a bule wire.
• ● 4.It has a white wire.
• ● 5.It operates with single pre-installation box.