Most people use the Dakota. But in any case you need to wire the trip beam device to a device with a zigbee or zwave radio so it can communicate to SmartThings.
Detailed discussion in the following thread:
Most people use the Dakota. But in any case you need to wire the trip beam device to a device with a zigbee or zwave radio so it can communicate to SmartThings.
Detailed discussion in the following thread: