This adapter is designed to supply power where and when you need it. With selectable DC output up to 12 V and plugs to fit most small electronic devices, it replaces a box full of batteries. Features include: ? Auto-detection of AC input from 100 to 240 V for global use ? Selectable DC output for 3, 4.5, 6, 7.5, 9, or 12 V operation ? Six interchangeable plugs to fit most small electronic devices ? A green LED to indicate power on and proper operation ? Short Circuit Protection (SCP) to protect the device ? A folding AC plug for safe and secure storage and transport