Delphin RAZOR USB is a practical LED headlamp with build-in 500mAh Li-Ion battery.It comes in a green color. It can be also attached to the bill of a cap thanks to its light weight. The headlamp is equipped with a motion sensor and memory function which keeps the intesity and color of the light. The headlamp provides two intensities of white light and is also equipped with two red LEDs. After you push the button for the first time, there will be available an output of 30% lasting 8 hours. After second push you will get an output of 100% lasting 3 hours. After pushing the button for the third time zou will get the red light with an output of 100% lasting 8 hours. The light intensity by full output is 85lm. You can easily charge it in only two hours via USB or powerbank.