USB-C Rechargeable Headlamp and Cap Light with 500 Lumen Turbo Mode. Hands-free performance thats head and shoulders above the competition, literally. The MYCRO 500+ delivers 500 lumens of brightness and puts the light you need right where you need it. Wear it on your hat with the detachable cap clip, or use the adjustable head strap. Either way, this rechargeable wonder frees up your hands and comfortably lights the way to more productivity when its dark out. Headlamp Length: 1.00″. Headlamp Width: 1.20″. Headlamp Height: 2.85″. 2 Hour Recharge Time.