Built to be the smallest and brightest pocket torch, Concept 1 is designed innovatively, with circuit board embedded and side switch outside, to minimize the size. The body a just slightly larger than a battery, so it can be easily carried in a pocket or bag. A high-power circuit drives the LED to offer 1800 lumen output and 300 hours of runtime. Integrated ATR module regulates its temperature, ensuring stable performance. The magnetic tail cap allows for hands-free operations. Exquisite, powerful, and versatile, it raises the bar on size-to-performance ratio in flashlight design.