Safe to Use: The headlamp has an anti-glare lens and an attached key, protecting your eyesight while in dark environments, and eliminating any concern of opening the battery compartment by mistake. Comfortable to Wear: Measuring at only 2.30x1.44x1.33in (headlamp only) and 2.35oz (including headband). The headlamp tilts up to 45Adeg with its flexible and elastic strap. It can be perfectly adjusted to your head size for use without straining your neck. Easy Operation: Double press the top button to switch between the white and red lights; use a single press to cycle between the white light settings (high/medium/low) or red light (constant on/flashing). Fashionable Appearance: Blue or pink color available. This stylish design symbolizes youth and vigor, permeated with the spirit of optimism. Wear it with pride while reading, camping, jogging, walking, riding, etc.