2pc Mains Electrical Tester Insulated Screwdriver Voltage 100V - 250V

• Determines whether the cable is live or dead
• As well as a tester they can also be used as normal screwdrivers.
• Insulated blade sheath. Plain slot blade.
• chrome vanadium steel shank. Testing Range: 100v 250v.
• Suitable for home or office plugs and small DIY work.