Spot 400 Headlamp from Black Diamond is a water-resistant headlamp that has a built-in 1500 mAh battery that is charged with micro-USB. The lamp has a maximum brightness of 400 lumens. Integrated battery indicator and settings include full power, dimming and strobe. Brightness Memory preserves brightness when you turn the lamp on and off. Black Diamond Spot 400-R Headlamp Graphite | Buy Black Diamond Spot 400-R Headlamp Graphite here | Outnorth