- Brightness Adjustable: The BESTSUN COB work light features a unique rotary switch, allowing you to easily adjust brightness from 0 to 700 lumens. Tailor the light output to suit your specific needs, whether you require a gentle glow or maximum illumination. - USB Rechargeable & Energy Efficient: This work light comes with a built-in rechargeable battery and includes a USB charging cable for convenient powering from any USB outlet. Enjoy up to 13 hours of runtime at 50% brightness and approximately 3.5 hours at full power. The duration of use varies based on your brightness setting. - 360° Rotation: The work light's bottom bracket rotates a full 360°, providing versatile multi-angle illumination. This feature allows you to direct light precisely where you need it, whether you are working in tight spaces or need overhead lighting. - Magnetic Base & Portable Hook: Designed for practicality, the work light includes a strong magnet on the bottom and a hook on top. These features enable hands-free operation, making it easy to position the light while you focus on your tasks. Applications: - Ideal for mechanics or DIY enthusiasts who need reliable lighting for automotive work or home repairs. - Perfect for camping trips, providing dependable illumination in tents or around the campsite. - Great for emergency situations, offering bright light during power outages or roadside assistance. With its adjustable brightness, long-lasting rechargeable battery, and versatile mounting options, the BESTSUN COB work light is designed to meet your lighting needs in a variety of scenarios.