Want to take apart and reassemble electronic devices using just one piece of kit? This cordless electric screwdriver from StarTech.com fits the bill. It includes a magnetiser/demagnetiser as well as a magnetic work pad, so you won't lose essential parts as you work. As there are 55 precision bits, you're set to tackle screws and fixings of all sorts.

Magnetic attractionYou can magnetise the driver so you don't drop your screws, and demagnetise it for repairs on devices sensitive to magnets.
Organised caseEach bit has its own peg hole, and there's a compartment for the driver.
Work light A built-in LED illuminates your work area so you can focus on the small details without shadows getting in the way.

• 0.25 to 0.35Nm of torque protects your wrists from strain
• Works at speeds of up to 110rpm for quick installation
• Takes 4mm bits, making it widely compatible

What powers this screwdriver?It takes 2 AAA batteries, which are conveniently included.