‎0.5 inches

COMPACT – This sleek and portable pocket flashlight is compact enough to fit into small, tight spaces and illuminate hard to see work areas, making it ideal for close-up tasks.
BRIGHT – Light up concentrated areas with the bright, diffused beam on this pen flashlight. Conveniently powered for hours with 2 standard AAA batteries (batteries not included).
DURABLE – Built for rough handling, this durable mini LED flashlight is made of military-grade aluminum and can survive accidental drops and temporary water submersions.