Clip onto backpacks, belt straps, lashpoints and specialty gear Switch between Flashing and Steady-On by flipping the battery Visible from all directions (omnidirectional) Extremely durable, temperature resistant and waterproof Includes attachable Belt Clip Whether for camping, hiking, travelling, running, skiing, swimming, wakeboarding, fishing or hunting, this versatile light will stick with you through it all. Battery Source: 6V Lithium Coin Cell Battery Pack (included) Optional Battery: 2x Cr2032 3V Lithium Coin Cell Visibility Range: 3 miles (5km) Waterproof Rating: 100 Meters (328 Feet) Operating Temperature: -20 to +60°C Environmental Seal: O-Ring Dome Lens: High Impact Polycarbonate Housing Material: High-Tech Polymer Technology: Patented Omnidirectional Optics, Reverse Polarity Program Switching® Battery Duration: (may vary with temperature) Flashing ~240 Hours Steady-On ~100 Hours