About this item

• Motion detector - The motion sensor can detect any movement within the detection range
• Can't work standalone - Work with KERUI security home alarm system
• 1 battery needed - 9V 6F22 type, battery-operated and simple to set up and use.
• Send alarm signal - It will send the alarm signal to control host once a alarm be triggered
• Works totally wireless - Does not need to be wired to the control center and the motion sensor has a root antenna can enhance the signal