Headset Lighting — -For the recreational hiker or camper — This headlamp comes in 4 colors – Red, Blue, Silver or Green (our choice). The adjustable three-strap system fits comfortably and securely under a helmet or over a hat. A convenient on/off push button is located on the base of the battery compartment. — Small and lightweight, this headlamp is the perfect backup or emergency lamp. It is useful in reading in a tent or a bed, walking around a campsite, hiking in the early morning hours, or simply taking the garbage out to the road at night! The best part -No hands needed– Requires 2 AA alkaline batteries (not included).