The Knog PWR Mountain is a powerful front light, but so much more too. As part of Knog s PWR range the light can be easily taken apart and its lighthead and battery can be used to light and power other products.Elliptical beam with up to 2000 lumens output provides excellent coverage ModeMaker app compatibility allows for customisation of modes Modular design allows lighthead and battery to be used with other products Rear of the light is a USB rechargeable power bank for phones, GPS devices, etc.The PWR Mountain outputs up to 2000 lumens through an elliptical beam that provides an excellent range of trail coverage. It features a CNC-machined anodised aluminium body construction with a ridged heatsink and uses thermal management to automatically regulate the output for optimum performance. The light uses a button-free, twist operation for switching on or off as well as changing modes. Compatibility with the ModeMaker app means that you can select and tailor modes to suit your brightness and runtime preferences. The light can easily be taken apart and used and the lighthead or power bank can be used for other PWR bike and camping lights. For added convenience, the rear of the light is a USB rechargeable power bank that can be used to charge your phone, cycle computer, camera, etc. To help avoid any nasty surprises there s a 4 LED battery indicator.