Puhui 4000Lm 3X CREE XM-L T6 LED Head Front Bicycle Lamp Bike Light Headlamp Headlight 1) Can be used as Headlamp or Bicycle Light 2) Model of LED: 3x XM-L T6 LED 3) Max Output4000 lumens 4) Material: Aluminum 5) 4 switch Mode: 1xCREE XML T6/2x CREE XML T6 MID/3x CREE XML T6 High/ Flashing