LX-AL8 Alarm sensor:

Power Supply: DC 9V
Frequency: 315MHz or 433MHz
Static Current: 30µA
Sense Distance: 12m
Sense Angle: 110°
Sense Motion Speed: 0.6~1.5m/s
Work Temperature: -20~+40
Relative Humidity: <93%RH
Installation Height: 2m
Emit Distance: <30m
Certificate: R&TTE