Mag-Lite S6D016 6-D Cell Heavy-Duty Flashlight - Black (102-253) Precision machined high-strength aluminum alloy case High-intensity adjustable spot-to-flood beam with a twist of the wrist High-grade rubber seals in every size flashlight Recessed, pushbutton, self-cleaning, 3-position switch (On/Off?Signal) Spare lamp safely secured inside the tailcap