LEDs: 1 x White XPL2 IP Rating: IPX5 Max Lumens: 1000 Battery: 3,100 mAh Li-Ion Runtime: 1.5 – 36 Hours Charging Time: 3 Hours Weight: 145g Material: Anodised 6063 Aluminium Length: 49mm Head Diameter: 20mm The exposure HT Series emits up to 1000 lumens from a single Cree LED, protected in a lightweight aluminium head, making it both powerful and durable. The rear battery unit evenly distributes the weight allowing you to focus on your run. Combined with our sweat-wicking, reflective band the HT range are stable, adjustable, comfortable and safe. Exposure’s patent-pending program selection and colour coded battery feedback allows you to fine-tune the light to your needs. The HT1000 is Exposures most powerful, versatile headtorch, suitable for all off-road activities from mountain biking, trail running and skiing through to Search and Rescue! On maximum power, the 1000 lumen, 20-degree soft spot beam illuminates object up to 125 meters away. The single Cree LED and high capacity lithium ion battery are protected in a lightweight aluminum casing, ensuring high strength and maximum air cooling. The rear battery unit evenly distributes the weight allowing you to focus on your fast-paced activity. Exposure’s patent-pending program selection and colour coded battery feedback allows you to fine-tune the light to your adventure, whatever the length or terrain. The ability to add on Exposure support cells (supplied separately) offer runtime increases of up to 5 hours on the 1000 lumen maximum output and up to 20 hours at 250 lumens. The Boost Cable accessory (supplied separately) allows the user to use the HT1000 as a separate battery pack when on the move for charging up either USB micro or USB mini devices. IPX5 water resistant’s means you can train no matter the weather. If you do find yourself in trouble the strobe mode produces extended runtime of 30 hours or an SOS mode to signal distress. Exposure’s regulated output produces a constant brightness through the selected mode ensuring the output you finish on is the same as the one you selected. In The Box HT1000 Reflective Headband Overhead Strap USB Charge Cable QS Guide.