- Durable materials for long life and rugged use This LED driver for flashlights is built from durable materials designed for reliable performance in continuous use. - Single lithium battery powered It is powered by a single lithium battery, providing a stable and efficient power source for the LED flashlight. - Broad compatibility This driver is suitable for use with a 50 flashlight, making it compatible with various models. - Multiple brightness modes Offers four micro-brightness levels plus low, medium and high brightness, providing seven selectable lighting options to suit different tasks. - Compact design and reliable performance Designed for a compact form factor with efficient power management to support portable and everyday use. - Practical use scenarios Outdoor activities such as camping and hiking where adjustable brightness and dependable power are important Home, workshop, or professional inspections requiring hands-free illumination and consistent performance Emergency preparedness and power outages where a reliable, adaptable light source is essential