Ultra Bright White and Purple Headlamp Features a central white LED and two side purple LEDs, delivering powerful, wide-range illumination for camping, hiking, cycling, climbing, and more. A practical and thoughtful choice for Fathers Day or any outdoor enthusiastApplication for Side Light Great for checking notes, credit cards, fluorescent inks (invisible inks), cracked glassware, or even crime scene. Essential tool for law enforcement, postal inspections, customs, medical forensics, HVAC repair and so on3 Lighting Mode Black Light HeadlampsHigh White Light-Low White Light-Blacklight ,which can meet your needs in different circumstance .The great Father's Day gift for menUpgraded Rechargeable Headlamp Compared with old ,it is a Upgrade version. Micro USB Interface ,you can charge it at any place and can be used as a emergency power bank .The view angle of the light is adjustable , so you wont be tired when you with this headlamp.Much convenient and safer .The wonderful gift for Dad