The SKILCRAFT® Luminator LED Light pen has an LED light that illuminates as you write. Pressurized filler writes in extreme weather, including cold and wet, or in flight and zero-gravity conditions, built to last with a non-reflective metal barrel that withstands heavy-duty use. Refillable pen includes battery and spare battery and ink refill. Red LED. Pen Sub-Brand & Product Family: SKILCRAFT® Luminator; Pen Type: Ballpoint Pen/Flashlight; Pen Style: Retractable; Pen Tip Type: Conical.