You might consider the below x10 firecracker kit for $40. The CM17A firecracker is dead simple to connect to an arduino (3 wires). The bottom discussion has info to make it controllable via a web page.
You might consider the below x10 firecracker kit for $40. The CM17A firecracker is dead simple to connect to an arduino (3 wires). The bottom discussion has info to make it controllable via a web page.