Physics for IGCSE & O level - Electricity (Section 11 - No. 15)
What should you do if a wireless appliance electrocutes someone?
Immediately pull the person away from the appliance.
Use a metal object to separate the person from the appliance.
Pull the plug if it is safe to do so, and call for help.
Pour water on the person to extinguish any flames.
Explication
Disconnect the power source first and then call for help. Do not touch the person directly until the power is off.