Introducing the new addition to the HT series, the HT GO. Engineered to be tough, by using technology leading ABS polymer and CNC aluminium, and lightweight at only 74g. Cable Free Design encompasses all aspects of the head torch in one compact unit. Cooling fins and Intelligent Thermal Management regulate temperature of the LEDs to maintain maximum efficiency to get the best runtime. The 400 lumen output means that, whatever your pursuit, be it running, hiking or camping you can light it up and GO!Key Features: Weight: 35g, Lumens: 60 – 400, Max Beam Distance: 91m, Runtime: 3 – 24 hours, LED Configuration: 1 x White XPL2, Battery: 2350 mAh Lithium Ion, Rechargeable: Micro USB, Charge Time: 2 hours, Material: Anodised 6063 Aluminium and ABS Polymer, Water Resistance: IPX5, Headband Length: 600mm, Headband Diameter: 34mm.