
Blue Spot Tools 4x100mm mains tester screwdriver. Neon light indicates live circuits up to 250V. Fully insulated for safety.
The Blue Spot Tools Mains Tester Screwdriver (4 x 100mm) is an essential piece of test equipment for any electrician or DIY enthusiast. Designed for safety and reliability, this tool allows you to quickly and accurately identify live circuits, helping to prevent accidents and ensure safe working practices.
The tester features a fully insulated plastic handle and blade sheath, providing an extra layer of protection against accidental contact with live parts. At the heart of the device is a neon indicator lamp, housed securely within the handle, which illuminates brightly when it detects the live terminal of an electrical circuit. This clear visual signal makes circuit testing intuitive and foolproof.
Key Features & Operation
Ideal Applications
This mains tester screwdriver is suitable for use on a wide range of domestic and light commercial electrical circuits where the voltage does not exceed 250V AC. It is perfect for tasks such as identifying live wires in sockets, switches, and fuse boxes, or for basic fault-finding in electrical installations. Its compact 100mm length makes it easy to carry in a toolkit or pocket.
Trust the Blue Spot Tools Mains Tester Screwdriver for a simple, effective, and safe way to verify the presence of mains voltage before starting any electrical work.
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicyWe take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.