The Sun Pad solar-powered LED light and cell phone charger is an excellent traveling and outdoors companion for those needing bright or emergency light, without having to worry about batteries or an AC outlet. The Sun Pad cycles through three functions by pressing the ON button (located next to the USB port). Light Mode - Activates the full LED array with a white light. This light is constant, and will only turn off with a click of the button, or if the battery is depleted. Emergency Mode - Activates 6 red LED lights, will flash intermittently. A third press will turn the unit off. At any time, you can connect your cell phone or mobile electronic device via USB cable for charging. To ensure a maximum charge on your device, first check to make sure the Sun Pad is fully charged. The Sun Pad handle is designed to allow the unit to sit on any flat, stable surface, to be carried by hand, or even hung; The handle even moves on an axis of 360-Degree and has a notch designed to allow stable hanging of the unit on a rod or door handle giving it go anywhere versatility.