=====Electric Chairs=====
[Supplies]
1)Chair
2)Electro-Pack
3)Helmet
4)Screwdriver
5)Remote Signaling Device

[Procedure]
1)Use the screw driver on the electro pack
2)Use the helmet on the electro pack

3)Use the screw driver on the "shock pack"(above)
4)Set the shock pack and Remote Signaling Device to the desired frequency and code
5)Attach the shock pack onto the chair
6)Send a signal once to make sure its working.

INFO: You can also set one of these security lasers to send a signal to the bomb if anyone goes trough it.
Just make a radio/laser assembly, and set the radio to the correct channel.