The EINSTEIN CAP 100 is a compact, rechargeable cap-light designed for hands-free illumination. It features four lighting modes: High (100 lumens), Medium (50 lumens), Low (100 lumens), and a 4-lumen Green mode for specialized visibility. Durable ABS construction, Weight 0.25 lb, IPX2 water-resistant. The unit includes a 90-degree adjustable tilt to direct the beam exactly where needed and a versatile clip for secure mounting to headwear. Powered by an included 500 mAh lithium-ion rechargeable battery, it recharges via a Micro USB to USB cable. The top-positioned ON/OFF button provides easy operation, making it an ideal tool for tasks requiring portable, adjustable lighting.