Hands-Free: LED cap lights allow you to easily add to any hat or cap when you need light but want something other than a traditional headlamp. They are contoured to fit securely onto the visor of your cap. They also have a 45° pivoting head to direct the bright four LEDs right where you need them. The memory circuit always turns on at the brightness setting last used. 5 Lighting Modes: High, Medium, Low, Red Light, and Red Strobe. The cap light has a delicate adjustment setting for brightness and strobe. The brightest level reaches 150 Lumens to help you see well at night or work in darker areas. Red Light mode is excellent for increasing visibility at night and during emergencies. Strobe mode ensures you are more visible when running in the dark. Long Lasting: The hat light comes in two packs which means all-night use is feasible. Never be worried about running out of battery life when you are hiking. Our Cap light can give you visibility for up to 60 feet with a battery life of up to 6 hours. Recharge the single premium 450 mAh battery in 2 hours with a 1A adapter (not included). Ideal for Outdoor Activities: The waterproofness of IPX4 allows you to use EverBrite Cap Light in all weather conditions and shields the electrical components from rain, snow, and sweat.1-meter (3 Feet) impact resistance tested makes it durable. The cap light is perfect for general use, such as camping, hiking, climbing, fishing, etc. Lightweight: Lightweight design (only 1.7 oz. with batteries) will make it comfortable to wear for long periods. headlamp