Introducing Panther Vision’s POWERCAP New 3. 0 Rechargeable Series Lighting Technology. Improved rechargeable battery functionality, powered by a Micro-USB rechargeable lithium polymer battery that is compatible with cell phone wall chargers, USB power banks and USB computer ports. The POWERCAP HLBR 3. 0 includes 1 LED with a light output of 70 lumens, also equipped in this cap is a lighting module that allows for 3 lighting settings: High (70 Lumens), Medium (35 Lumens) & Low (15 Lumens). LED Visibility of up to 15m (45 ft.) on the high setting, 10m (32 ft.) on the medium setting and 8m (26 ft.) on the low setting. IPX4 Waterproof & washable design intended for long lasting use that is easy to use. The POWERCAP Beanie is comfortable, easy to use and ideal for Jogging, Biking, Camping, Hunting, Fishing, Auto Repair and Home Improvement or any other activity needing hands-free lighting. All POWERCAPs are & Backed by the Panther Vision POWERCAP Limited Lifetime Warranty. Don’t ever let the lack of light get in your way again light your way with Panther Vision’s POWERCAP 3.0.