Wire Connection Method:
Two Groups Wire:The First Group Wire: 4 Wires.
Two of the feet are inserted into the external alarm lamp(There has no alarm lamp in this product)
The three feet are the signal line jackThe four feet are the power cord jack, and two holes are selected for one hole. When you purchase two such instruments, the second hole can be connected with a series wire and no need to repeat the power supply.
Contact: Andy He
Add: 50 Buliding,SanHe HuaQiao New Village,DaLang,LongHua,ShenZhen