An easy to use gadget for an instant check that a socket is safe to use.

There are many versions on the market, we have picked this particular one because:-

• No electrical contact - just plug in
• Safe and easy to use by any staff
• Simple audible alarm, plug it in and listen for the tone

An RCD, or residual current device, is a life-saving device which is designed to prevent you from getting a fatal electric shock if you touch something live, such as a bare wire or faulty equipment.
It can also provide some protection against electrical fires. RCDs offer a level of personal protection that ordinary fuses and circuit-breakers cannot provide.

These are also widely availablefrom any hardware or DIY store

• Easy to use - just plug it into a socket and then your appliance into the RCD
  
• Useful for common use items such as Kettles; microwaves; fans
• DO NOT USE on medical equipment or vaccine fridges