Hands-free illumination! This tough little headlight employs high power light-emitting diodes which provide extremely bright, stark and long-lasting, hands free illumination. Perfect for camping, fishing, boating and all other outdoor pursuits. This headlight is made of durable construction and is an essential backpack item for adventurers both seasoned and budding. Requires 3 AA Batteries, which are not included. The head strap is adjustable.