This sensor can't be used independently. It needs to work with the panel.
433Mhz Wireless PIR Infrared Motion Sensor Alarm Detector With Flash Led Light for Smart Home Security Alarm System
Work voltage: 3V AAA*2 Backup battery: alkaline battery Detecting Distant: 8-12m Emission Distance: >=80m (Open Area ) Installation Height: by yourself Certificate: CE FCC RoHS Operation Temperature: -10℃-55℃ Wireless Frequency : 433MHz
Package Includes :
1 x 433Mhz Home Security Alarm Systems Accessory