Tru Glo Hunters Light, Blue. 

• Multi-functional light.
• Great for illuminating fiber optic sight pins.
• Hands-free operation.
• Dual position on / off switch.
• Flexible neck retains desired position.
• Includes removable clip for convenient attachment to hats, belts, jackets, shirt pockets or even hunting / fishing vests.
• Includes Velcro to attach directly to your sight, bow or other sporting equipment.
• Super-bright LED
• Long battery life