A revolutionary breakthrough in flashlight technology, designed for optimum light output, the new MAGLITE® XL100™LED flashlight delivers user-friendly, performance oriented features in a sleek, tactical design. Engineered from the ground up, this advanced lighting instrument is driven by the next generation of MAG-LED® technology and includes the Advanced Flashlight User Interface™. The Maglite® XL100™flashlight features a push-button tail cap switch with (5) selectable modes, plus lockout (prevents accidental operation). Features: Normal Mode (Basic On-Off) Adjustable Brightness with Memory Strobe Mode Adjustable Strobe Rate with Memory Nite Lite™ Mode Automatically Dims to a Low Setting Signal Mode User initiated signal on-off SOS Mode Signals International Morse Code SOS Plus: Lockout Prevents accidental operation Normal Operation (Basic On/Off): The XL100™flashlight is turned on by depressing and releasing the tail cap switch. The light can then be turned off by a subsequent press and release of the tail cap switch. This basic on/off operation occurs when the initial press of the switch is released in less than one (1) second. Interactive Modes: The XL100™flashlight has the following modes: Dim, Strobe, Nite Lite™, Signal and SOS.