Fits most hats, complete combination for convenient lighting; This LED light has 3 adjustable brightness, namely strong, medium and weak light modes; It can be adjusted to the most suitable brightness in the dark USB charging: The flashlight has a standard USB and can be charged through any standard USB port; You can charge it with a car charger, computer, socket and portable device; The indicator light turns red when charging and turns green when fully charged, which is convenient to use Easy to install and replace: If you have a LED knitted hat, just remove the damaged headlamp lamp and replace it with the LED headlamp lamp; If your hat does not have an LED light, you can cut the hat according to the shape of the lamp; Equipped with a leather trap, you can sew the leather trap on the hat and install the lamp; This combination is suitable for you to work lighting anywhere while freeing your hands Easy to use and clean: Press the button in the middle of the LED light to adjust the brightness you want; When cleaning, gently press the headlamp cover, remove the light on it, and then you can simply wash the beanie Suitable for a variety of occasions: This LED The rechargeable flashlight is suitable for different occasions, such as walking, camping, hunting, snow shoveling, fishing, cycling, running, hiking, barbecue, car repair, etc.; Easy to match, the hands-free flashlight can be applied to a variety of occasions: Plastic Color: Black Package Contents: 4 * Rechargeable LED Lights Only the above package contents, other products are not included. Note: Light and different monitors may cause the color of the item to be slightly different from the actual object. The measurement allowable error is +/- 1-3 cm.