An ideal solution to battery charging in the workshop - you no longer need to manage a 12V battery just for use in the workshop charging your batteries. Here is a regulated power supply that will convert 240V to a regulated 12V and handle the biggest of chargers up to a whopping 30A output. You need a regulated supply so that you do not damage your charger. This unit gives you safe 12V for use with many chargers and devices. See features listed in image above.