1.Wireless emitting distance: open area: 150m
2.Emitting frequency: 433MHz
3.Programme code: 1527
4.All around 360°detecting detecting distance: 10m
5.working voltage: 3V DC 2*AA alkaline batteries
9.digital circuits, adopt to microprocessors
10.two-way digital temperature compensation, super anti-false alarm
11.the SMT process manufacturing, resistance to the RFI, EMI interference
12.the pulse count can be adjusted, the detection sensitivity is adjustable
13.the detection range can be adjusted, anti tamper, low voltage alarm