The Trophy Outdoor Products 200 Lumen Rechargeable LED POM Knit Hat is the coolest hat on the market right now! This USB Rechargeable LED Hat offers a durable, hands-free lighting solution! Whether it's outdoor adventures or at-home work, this Trophy Outdoor Products 200 Lumen Rechargeable LED POM Knit Hat will shine bright when you need it most. Produces up to 200 lumens of bright light and runs for up to 20 hours on rechargeable 400ma Li-Ion battery. Perfect for ice fishing, fishing, hunting, camping...walking to your tree stand, late-night filleting, or working in dimly-lit areas. 1-hour charge time on average and one size fits most.