Features:
1) Indoor / outdoor use, prevent from small pet alarm
2) High sensitivity, both wireless and hardwired compatible
3) Power supply: 12 - 18V DC
4) Static current: 60 - 200mA
5) Detection distance: 30m - 250m
6) Effective length: 20cm
7) Number of beams: 2
8) Signal output: wireless or hardwired