A small but power attachment
This small device is limited to only being used by children of Zeus and Henry. It works by having the demigod place his/her hand on the plate on the bottom of the device. they then may create a small burst of lightning which goes through the device and is inhanced 10 fold and shoots out
This device allows certian demigods to shoot huge bursts of energy without wasteing too much energy. It also increases the accuracy.