Olight OPEN 2 120 Lumens LED PenOLIGHTs first ballpoint pen with an integrated light Includes 4 brightness levels ranging from 5 to 120 lumens Up to a 10 hour runtime and can be fully charged in less than an hour Perfect for daily pocket carry when you need a high quality pen or bright light on the go Light or Write As Olight's first pen with light, OPen 2 is a pen and a light union as well, which can help you write in the dark.