6 3/4" overall. Black polycarbonate body with non-slip rubber grip. Anti-roll design. Energy efficient, lifetime LED. High mode: up to 150 lumen output with 1 hour, 30 minute runtime. Low mode: up to 13 lumen output with 17 hour, 30 minute runtime. Precision optical system provides a focused spot to flood beam. Water and impact resistant. O-ring sealed. Two-position end cap switch activates constant high and low modes. Flat end-cap design allows light to stand upright. Uses two AA batteries (included). Hang packaged.