TK2 9cm Mini All-in-One PIR Alarm Motion Detector 9V Battery/9VDC 0.5A PSU White

Detects entering person by comparing constant background temperature with rapidly changing temperature created.

• Very easy Installation

• Detection Coverage: Fan-shaped Area of 130°

• Distance up to 10 Meters

• Wall, Ceiling or Desktop Mount

• Flylead supplied so that the TK2 can be connected with Door Bell Button

• Selectable Alarm, Chime, Off Function

• Requires 9V battery or AC Adaptor

• Size: 90 x 60x 60 mm

• Weight: 90g