Nebo Einstein COB LED Headlamp Lithium Ion White 1000 Lumens Black. The included rechargeable battery will power the light for up to 18 hours of use. Specifications for Nebo Einstein COB LED Headlamp: Manufacturer: Nebo Color: Black Beam Color: White Light Output: 1000 lumens Battery Type: Rechargeable Bulb Type: LED Package Contents: Nebo Einstein COB LED Headlamp Nebo NEB-HLP-0007: Einstein COB LED Headlamp Lithium Ion White 1000 Lumens Black