SCANGRIP MAG PEN 3 Rechargeable LED Pencil Work Light for professional use provides up to 150 lumens of light. Its stepless dimmer function enables the light to be adjusted between 10% to 100%. The clever design provides illumination from both the lamp head, and the precision top light, while the side switch ensures single-handed operation. It has a slim and elegant design featuring a sturdy rubber surface which is both sturdy and comfortable. Built-in magnets provide versability and hands-free use. Comes complete with USB charging lead and pocket clip. Specifications Main Light Luminous Flux, Max. 150 Lumens. Illumice, Max. @0,5m 200 Lux. Illumice Distance 0.50m. Beam Angle 120. Secondary Light Luminous Flux, Max. 80 Lumens. Illumice, Max. 2,000 Lux. Illumice Distance 0.50m. Beam Angle 25. Length 174mm. Power Source Rechargeable Battery.