Description : 3 leds Mini headlamp Function : *Flexible Elastic Band to wear on Head or Wrist *Stay On and 3 Flashing Mode for Emergencies *Magnetic Botton Cabinet to stay on any Metal Surfaces Speciality : resist shake , small volume , wide lighting range Burn time : 60 hours (Alkaline) Battery type : 3 pcs 1.5V AAA battery Bulb type : 3xf5mm white light LED Light output : 3 lumens Distance : 1.5m LED life span : over 50,000 hours